baber/WOPTO huggingface dataset:
Patent ES-2565012-B1 (ES)
Title: Dispositivo asador
Inventor: SALGAS FONT JOAN
IPC: A47J37/04
Filed: 2015-10-29
Granted: 2016-12-15
Abstract: El dispositivo asador de pollos comprende varios espetones horizontales, paralelos y giratorios, una primera estructura de traslación de los espetones formada por dos grupos, cada uno comprendiendo dos ruedas extremas giratorias en un mismo plano vertical perpendicular a los espetones, y una cadena de transporte enlazada con las ruedas extremas de trayectoria cerrada con tramos de ascenso/descenso, dotada de medios de sujeción para los extremos de los espetones. También comprende una segunda estructura de rotación de los espetones, formada por una cadena de rotación accionada por un motor secundario, de trayectoria cerrada y adyacente a la cadena de transporte junto a los primeros extremos, y una pluralidad de soportes piñón enlazados con la cadena de rotación, acoplados a los medios de sujeción de los primeros extremos, de modo que cada soporte piñón gira en sentido contrario al soporte piñón que le precede en la cadena de rotación.
Patent ES-2633932-B1 (ES)
Title: Uso de un complejo GNP-LLO91-99 para el tratamiento y la prevención del cáncer.
Inventor: ALVAREZ DOMINGUEZ CARMEN
IPC: A61P35/00
Filed: 2016-02-24
Granted: 2018-07-30
Abstract: Uso de un complejo GNP-LLO{sub,91-99} para el tratamiento y la prevención del cáncer.#La presente invención se refiere al uso de un complejo GNP-LLO{sub,91-99} para proporcionar respuestas inmunitarias para el tratamiento o profilaxis del cáncer.
Patent HR-PK20010016-B1 (HR)
Title: Surge arrester
Inventor: RICHTER BERNHARD
IPC: H01C7/12
Filed: 2001-01-08
Abstract: The excess voltage disconnector comprises a varistor incorporating a nonmetalized active element (12) and two elastic contact elements (11, 13) which are pressed against the faces of the active element to produce an electric contact with the current connections (16, 17).
Patent HR-P20040634-B1 (HR)
Inventor: STOELWINDER J
IPC: C07J7/00
Filed: 2004-07-12
Abstract: Izum se odnosi na pripravu 7α-metil hidroksi steroida Formule I: (Formula I); gdje je Rvodik, metil ili C≡CH; Rje (CH)OH, gdje je n jednako 0, 1 ili 2; s adicijom 1,6-konjugata posredovanom bakrom Grignardovog reagensa CHMgX, gdje je X halogen do 4,6-nezasićenog 3-ketosteroida formule II: (Formula II) gdje su Ri Rprethodno definirani, sastoje se iz zaštitne hidroksi skupine steroida formule II s trialkilsilil skupinom, nakon čega slijedi tretman hidroksi zaštićenog steroida Grignardovim reagensom. Postupak iz ovog izuma, koristan je za proizvodnju farmakološki zanimljivih steroida.
Patent JO-1219-B1 (JO)
Title: novel compounds
Inventor: HADLEY MICHAEL STEWART
IPC: A61K/
Filed: 1982-10-03
Granted: 1985-04-20
Abstract: Compounds of formula (I): (I) wherein X is methoxy or ethoxy, Y is amino or C1-6 alkanoylamino, Z is hydrogen, chloro or bromo and R1 is methyl, chloro or fluoro, have anti-psychotic activity, and are useful in the treatment of CNS disorders.
Patent JO-1658-B1 (JO)
Title: New Compounds
Inventor: ANNA-LENA ASK
Filed: 1991-05-23
Granted: 1991-11-27
Abstract: Compounds of the formula IV for use as local anaesthetica and analgetica, as well as a method for their preparation their pharmaceutical preparations and their use.
Patent JO-3316-B1 (JO)
Title: 3,4-dihydroisoquinolin-2(1h)-yl compounds
Inventor: JOSEPH HERMAN KRUSHINSKI JR
IPC: C07D217/16
Filed: 2014-05-15
Granted: 2019-03-13
Abstract: The invention provides certain 3,4-dihydroisoquinolin-2(1H)-yl compounds, particularly compounds of formula I, and pharmaceutical compositions thereof. The invention further provides methods of using a compound of formula I to treat cognitive impairment associated with Parkinson’s disease or schizophrenia.
Patent KR-790000546-B1 (KR)
Title: Method of manufacturing synthetic resin
Inventor: FUJIO G
Filed: 1974-03-12
Granted: 1979-06-02
Abstract: Manuf. of multi-colored, embossed sheets using an embossed endless carrier belt with good release property ; a colorant was applied on the belt, followed by resin to a thickness covering the protrusions on the belt, and the resin was cured, peeled from the belt, treated with colorant, and heattreated. A blue ink was applied on protrusions of the belt, followed by a PVC foaming compd. to a thickness sufficient to cover the protrusions, heated to foam, and released from the belt.
Patent KR-790001883-B1 (KR)
Title: Toilet
Inventor: SARGENT R J
IPC: E03D9/00
Filed: 1974-06-13
Granted: 1979-12-27
Abstract: A toilet mounted in a recess in the step-like supporting structure, was comprised of a bowl assembly supported on the structure having a bowl with a bottom outlet connected with the valve ass'y & having a passageway, a flush water supply ass'y including valve means upstream of flush water, a manually operable control means operable to open the valve means & the valve ass'y, and the valve means operable when moved to an poen opsition & a closed position in order to discharge & deliver a predetermined volume of water, respectively.
Patent KR-810000525-B1 (KR)
Title: Installation tool
Inventor: PARADIS J
IPC: B21F9/02
Filed: 1977-02-09
Granted: 1981-05-25
Abstract: A tool(10) for tensioning an item(20) has a free end(22) and comprises grips(11) for drawing the free end of the item, and a cutter(12) for severing an end portion of the item.  First and second pivotally connected links are connected to the drawing grips(11).  Force(Ft) is applied to the drawing grips through the first and second links to apply tension to the end of the item.  The links are maintained in relative alignment until the applied force reaches a prescribed level when the links pivot out of alignment and operate the cutter.
Patent KR-810000036-B1 (KR)
Title: Nuclear fuel pellet design to minimize dimensianal changes
Inventor: WALSTON CHUBB
IPC: G21C3/06
Filed: 1977-04-30
Granted: 1981-02-02
Abstract: An improved nuclear fuel composition is characterized by a mixture of the dioxide of uranium and plutonium with pores of a specified size and volumes of each size.  The volume of pores in size is adjusted so that each group of pores is removed by the nuclear fission induced process of densipication and the volume removed is balanced by the volume added by the nuclear fission induced process of solid state swelling.
Patent KR-820000574-B1 (KR)
Title: Liquid crystal display device
Inventor: KUTARAKI K
IPC: G09G3/00
Filed: 1978-10-04
Granted: 1982-04-14
Abstract: The display device circuit which can eliminate the residual DC voltage portion generating from the voltage variation of driving waveform, disorder of duty, offset, and impedance variation of driving driver comprises an integrator (10), a liquid crystal cell(1) which is made of field-effect type liquid crystal(for example, nematic liquid crystal), and an impedance converter(11).
Patent KR-820001755-B1 (KR)
Title: Peelable bonded structures
Inventor: ICHINOSE ISAO
IPC: B32B15/08
Filed: 1979-01-17
Granted: 1982-09-30
Abstract: The title compns., useful in packaging, consists of metal and polyolfin films bonded by a film contg. 0.2-70 parts polyolefins with 0.01-200 mequiv carbonyl group/100g and 99.8-30 parts base resin, the relative concns. of which vary as a function of thickness.  Thus steel sheet was coated with 50 mg/dm2 soybeam oil-madified alkyd, baked 10min at 190≰C, coated with 6-μ 30% soln. of 40 parts p-cresol-formaldehydecopolymer, 60 parts Epikote 1007 and maleinated polyethylend, baked 10min at 190≰C and pressed 5 s at 160≰ with a laminate of 100-μ, low-d. polyethylene and 12-μ polyester to give a compositre with adhesion 0.45 and 5kg/20mm in the masked and unmasked areas, rdsp.
Patent KR-800000719-B1 (KR)
Title: Method for preparation of multilayer cosmetics
Inventor: KIM SUNG SOO
Filed: 1979-02-03
Granted: 1980-07-23
Abstract: Multilayer cosmetics, separating oil phase to 3-1ayer, are obtained by addition of 7-20 % dimethylpolysiloxane. For example, olive oil 50 parts, squalene 10 parts, avocado oil 5 parts, paraffin 5 parts, ricinolein 10 parts, dimethylpoly siloxane 20 parts, perfume and oil soluble dye are mixed with and stirred to give 3-1ayer emallient oil.
Patent KR-830001911-B1 (KR)
Title: 직입 슬라이드 파스너 제조시의 엘레멘트 성형용 선조의 도입장치
IPC: A44B19/54
Filed: 1979-10-23
Granted: 1983-09-23
Abstract: 내용 없음.
Patent KR-810000664-B1 (KR)
Title: Method of destructive distillation for scrap rubber or plastics
Inventor: CHA JUNG KIL
Filed: 1980-03-31
Granted: 1981-06-16
Abstract: Waste tires, waste thermoplastic resins and the other scraps were pyrolyzed in the frist carbonizing furnace with a mixer at 350≰C-800≰C.  The carbonized lay which was formed on the surface of rubber scrap was continuously removed by mixing and selectively seperated on the sieve and pored in 500≰C-800≰C secondary carbonizing furnace having ranspotablescrew to obtain distilled products.
Patent KR-850000666-B1 (KR)
Title: Elevator control apparatus
Inventor: KUZUNUKI SOSHIRO
IPC: G01F23/00
Filed: 1980-04-12
Granted: 1985-05-09
Abstract: An elevator control apparatus in which a three-phase AC output from a three-phase AC generator rotating with running movement of an elevator car is converted into a train of pulses, and the number of such pulses is counted by a counter which provides a count indicative of the position of the elevator car. When the elevator car is actuated to start from its standstill position, the running direction of the elevator car is detected on the basis of the direction of phase rotation of the three-phase AC output from the generator.
Patent KR-830002688-B1 (KR)
Title: 수성 중합 분산제
IPC: D21H19/60
Filed: 1980-04-26
Granted: 1983-12-07
Abstract: 내용 없음.
Patent KR-850000477-B1 (KR)
Title: Method of bearing material
Inventor: SWANGER LEE A
IPC: C07D501/59
Filed: 1980-06-17
Granted: 1985-04-08
Abstract: Continuous alloy strip, which has a thickness of 0.070 inches and is called Society of Automotive Engineering alloy No.781, is formed by bonding a aluminum alloy and a reinforcing layer of 1008 steel. The aluminum alloy has a composition of silicon (4 wt.%), cadmium (1 wt.%), copper (0.15 wt.%), magnesium (0.20 wt.%), and aluminum. The continuous strip is transferred through a melt-tank at 365.5≰C a speed of 12 ft/min. The melt-tank is filled with plating material having a composition of lead (88 wt.%), tin (10 wt.%), and zinc (2 wt.%). The plated strip is cooled and cut.
Patent KR-860000281-B1 (KR)
Title: Electronic glassware handling
Inventor: LULEJIAN DONALD A
IPC: G05D13/62
Filed: 1981-09-09
Granted: 1986-03-26
Abstract: A glassware conveyer has a pushout robotic device in operative association with a glassware-forming apparatus having at least one synchronous operation point and includes a camless electronic system for controlling the pushout robot rotational operation. Operation includes a digital stepping motor whose speed varies with the pulse signals, which vary according to a stored program. The operation may be altered by changing the stored program.
Patent KR-880001657-B1 (KR)
Title: Process for the preparation of carbostyril compounds
Inventor: TOMINAGA MICHIAKI
IPC: C07D471/04
Filed: 1981-11-11
Granted: 1988-09-05
Abstract: A carbostyril compd. of formula (I) and its pharmaceutically acceptable salt are prepd. by reacting the compd. of formula (II) with the compd. of formula (III).  In the formulas, R1 is H, lower alkyl, alkenyl or alkynyl, or phenyl-lower alkyl; R2 is H, lower alkyl or alkoxy, halogen, or OH; R3 is H, lower alkyl, halogen, nitroso, NH2, lower alkanoylamino, N, N-di-lower alkylaminomethyl, carbamoylmethyl, cyanomethyl or carboxymethyl; R4 and R5 are each H, halogen, lower alkyl or alkoxy, OH, or NO2; X1 is halogen; R6 is H or lower alkyl.  (I) and its salt are useful as cardiotonic agents.
Patent KR-880001469-B1 (KR)
Title: Tape transport mechanism for cassette tape player
Inventor: IDA MITSURU
IPC: G03B17/20
Filed: 1981-12-29
Granted: 1988-08-11
Abstract: The cassette tape recording and/or reproducing apparatus has a rectangular chassis on which a cassette holder is pivotally mounted for angular movement relative to the chassis about an axis extending along one long side of the chassis between an inclined cassette receiving position and an operative position in which a cassette in the holder is loaded flat against the chassis.  A pivot on the cassette holder defines a pivot axis which is adjacent and at right angles to the axis of movement of the holder.
Patent KR-850001052-B1 (KR)
Title: Device for cleaning transparent plates of detecting sections of color sorting
Inventor: SAKAKI HIDEKI
IPC: G01N21/15
Filed: 1982-03-26
Granted: 1985-07-25
Abstract: A device for cleaning transparent plates has a guide rail extended in parallel with each transparent plate, a cleaning plate assembly having a wiper making close contact with the surface of the transparent plate and movably mounted on the guide rail, and method to reciprocatingly drive the cleaning plate assembly, along the guide rail. The drive incorporates a reversible motor that is fixed to the cleaning plate assembly, and a roller connected to the shaft of the motor and adapted to roll on the guide rail. As the drive operates, the wiper of the cleaning plate assembly wipes off the contaminants on the surface of the transparent plate, thereby ensuring stable sorting operation of the apparatus.
Patent KR-860000202-B1 (KR)
Title: Process for producing high tenacity,high modulus crystalling thermoplastic article and novel product fibers
Inventor: KAVESH SHELDON
IPC: B29C55/04
Filed: 1982-04-29
Granted: 1986-03-03
Abstract: The title products are manufd. by extruding solns. of ultrahigh mol. wt. polymers, e.g., polyethylene, polypropylene, polyoxymethylene, polybutene-1, poly(vinylidene fluoride) and poly (4-methyl-1-pentene) , in a relatively nonvolatile solvent through an aperture at const. concn.; cooling to form a first gel of indefinite length; extg. with a volatile solvent to form a second gel; and drying to form a low- porosity xerogel. The first gel, second gel, xerogel, or a combination are all stretched.
Patent KR-850001789-B1 (KR)
Title: Watertight wrist-watch casing
Inventor: LEDERREY MARC
IPC: G04B29/02
Filed: 1982-05-10
Granted: 1985-12-18
Abstract: A case circumference is consisted of bolts to form an airtight adhesion between two parts by pressing a thin gasket of elastic polymer between the case circumference and the base. The inside of the outer metal parts is strongly stuck by adhesion to the circumference of the elastic body at least. The center is empty to allow the placement of watch parts on the inner surface of the metal plate. Bolts tighten up the base and the circumferential plane. The base consists of an inner layer of elastic polymer and the outer metal parts. The circumferential plane has thin layer on the bottom of case. The case band has bolts to affix the inner workings of the watch.
Patent KR-910001642-B1 (KR)
Inventor: RUBERTUS ROLAND W
IPC: H01G4/40
Filed: 1983-06-04
Granted: 1991-03-16
Abstract: 내용 없음.
Patent KR-900003942-B1 (KR)
Title: Catalyst for the selective hydrogenation of alkynes in presence of dienes
Inventor: COUVILLION MARK C
IPC: B01J23/72
Filed: 1983-10-25
Granted: 1990-06-05
Abstract: Alkynes is removed by contacting liquid hydrocarbon stream with catalyst comprising finely divided Cu and minor amounts of polyvalent activator metals for example Ag, Pt, Pd, Mn, Co, Ni, Cr, Mo dispersed on high purity gamma alumina support. The gamma alumina has 68-350 sq. m/g surface area, 90-60% pores with pore dia. 40-120 A and 2-25% pores with pore dis. 1000-10000A. The catalyst decreases the hydrogenation of valuable diolelins without decreasing the hydrogenation of the alkynes.
Patent KR-910010170-B1 (KR)
Inventor: MAYER ERWIN
IPC: F02B3/06
Filed: 1983-10-27
Granted: 1991-12-20
Abstract: 내용 없음.
Patent KR-910000045-B1 (KR)
Inventor: ROESNER MANFRED
IPC: C07D235/32
Filed: 1983-12-21
Granted: 1991-01-19
Abstract: 내용 없음.
Patent KR-870001844-B1 (KR)
Title: Method for producing tea analogue
Inventor: JANG HYON-GI
IPC: A23F3/08
Filed: 1984-11-23
Granted: 1987-10-17
Abstract: Fermentated tea is prepd. from Gynostemma pentaphyllum. Thus, 1Kg sliced and air-dried gynostemma pentaphyllum (H2O content, 16%) is sprayed with 100ml of 10% mixed enzyme suspns. prepd. from trichoderma viride.  Aspergillus oryzae and saccharomyces cerevisiae, and fermented in the koji boxes at 25≰C for 3 days with 90% of humidity.  The fermentates are roasted at 160 C for 10 min and cooled with cold-air to room temp.  The roasted fermentates are crushed to give 880 g powder (20 mesh, 5% H2O). This is wrapped with 1g size of tea bag.
Patent KR-900000341-B1 (KR)
Title: Solidified radioactive wastes and process for producing the same
Inventor: UEDAKE NAOHIDO
IPC: G21F9/30
Filed: 1984-12-07
Granted: 1990-01-25
Abstract: A process for producing solidified radioactive wastes by covering and immobilizing radioactive wastes with a solidifying mateiral comprises mixing a soln. of alkali silicate and an alkaline earth metal silicate cpd. as a curing agent with the radioactive wastes, and heating the mixture to a temp. higher than 100 ≰C under the high humidity condition.
Patent KR-930000663-B1 (KR)
Inventor: MERRYFUL ALBERT E
IPC: F28F3/12
Filed: 1985-02-04
Granted: 1993-01-29
Abstract: 내용 없음.
Patent KR-920000160-B1 (KR)
Inventor: SIMIZU ISU
IPC: C04B35/634
Filed: 1985-03-15
Granted: 1992-01-09
Abstract: 내용 없음.
Patent KR-880000085-B1 (KR)
Title: Tomography using x-ray
Inventor: HORIBA ISAO
IPC: G01T1/29
Filed: 1985-08-17
Granted: 1988-02-23
Abstract: An X-ray source (15) sends a fan-shaped beam to a region of an object (19) as it is rotated (17, 18) about the object X-rays passing through the object are corrected by a multiple element Xray detector (16).  A computer arithmatically reconstructs the distribution of the object's X-ary absorption coefficients over the measured cross- section.  Data are produced from the data collected from the object which are equivalent to data derived from parallel beams at irregular seperation intervals.  The generated data are filtered, corrected for inhomogeneity and back projected to show a distribution image.
Patent KR-890005048-B1 (KR)
Title: Control device of flat displayer
Inventor: YAMAGUCHI NOBORU
IPC: G09G5/30
Filed: 1985-10-29
Granted: 1989-12-08
Abstract: The control device comprises a flat panel display for indicating each character with a dot matrix shape, pattern memory means (2,4) for memorizing the pattern of the indicated character, attribute data memory means (1,3), and atrribute control means (5) which reads the pattern and attribute data of the character and processes the pattern in response to the attribute data for supplying the processing result to the display.  The attribute control means (5) indicates the pattern emphatically when the attribute data are exhibitive of high luminant indication.
Patent KR-900007158-B1 (KR)
Inventor: YASUI HIDEO
IPC: D05B21/00
Filed: 1985-02-05
Granted: 1990-09-29
Abstract: 내용 없음.
Patent KR-940008251-B1 (KR)
Inventor: FERLAN STEPHEN J
IPC: G21C19/33
Filed: 1986-01-08
Granted: 1994-09-09
Abstract: 내용 없음.
Patent KR-890005038-B1 (KR)
Title: Process for the preparation of alpha-l-aspartyl-l-phenyl alanine methyl ester
Inventor: MITA RYUICHI
IPC: C07K5/075
Filed: 1986-03-25
Granted: 1989-12-08
Abstract: Alpha-L-aspartyl-L-phenylalanine methyl ester or its hydrogen chloride salt is prepd. by (1) condensating N-formyl-L-aspartic anhydride  with L-phenylalanine, in the presence or absence of methanol, and (2) contacting the resulting compd. with hydrogen chloride in the presence of methanol.  This compd. is useful as a dietary sweetener with 200 times as much sweetness as sugar.
Patent KR-950004296-B1 (KR)
Inventor: GRUNERT KURT A
IPC: H01H9/34
Filed: 1986-07-29
Granted: 1995-04-28
Abstract: 내용 없음
Patent KR-930003405-B1 (KR)
Title: Cordless computer assembly
Inventor: HWANG HUI-WON
IPC: H05K5/00
Filed: 1987-05-12
Granted: 1993-04-29
Abstract: An expansion unit (24) that adds functions to a main computer unit (12) connects to it without cabling. The main unit (12) rests on the expansion unit, and electrical connections between the two units are thereby made automatically by complementary connectors (36, 134) on the upper surface (22) of the expansion unit and the lower surface (20) of the main unit. To insure engagement of the connectors, which the user cannot see when the main unit (12) is placed on the expansion unit (24), locating pins (26, 28) are provided on the upper surface (22) of the expansion unit (24), and guide surfaces (52, 60) guide the pins (26, 28) into the proper position as the main unit is being lowered. The two units (12, 24) are thereby properly positioned with respect to each other. To accommodate tolerances in the positioning of the connectors within the unit, the connector (36) on the expansion unit (24) is allowed to move slightly with respect to the main unit (12), and further guide surfaces (66) guide the connector (36) on the expansion unit (24) into engagement with the connector (134) in the main unit (12).
Patent KR-920004668-B1 (KR)
Inventor: MATSUO HIROTO
IPC: B21K21/08
Filed: 1987-05-22
Granted: 1992-06-13
Abstract: 내용 없음.
Patent KR-910000904-B1 (KR)
Inventor: SHINOMOTO YARUHARU
IPC: H01L31/08
Filed: 1987-06-27
Granted: 1991-02-12
Abstract: 내용 없음.
Patent KR-950007210-B1 (KR)
Inventor: UEDA YOSHIO
IPC: A61K31/395
Filed: 1987-07-01
Granted: 1995-07-04
Abstract: 내용 없음.
Patent KR-960013388-B1 (KR)
Inventor: HOFSTETTER HANS
IPC: C07K19/00
Filed: 1987-07-22
Granted: 1996-10-04
Abstract: 내용 없음.
Patent KR-920010614-B1 (KR)
Title: Adhesion activation agent and preparation of the same and adhesive agent
Inventor: LEE YONG-KI
IPC: C09J11/02
Filed: 1987-09-10
Granted: 1992-12-12
Abstract: The adhesion active agent is mixed with amino-based  adhesive such as urea resin and melamine resin.  The  manufacturing  method comprises (a) producing methylol by reacted urea or melamine  with formaldehyde at 80-100 deg.C and pH 8-10; (b) adding alkali  metal or alkali-earth metal halide is added to methylol urea or reaction product containing methylol melamine; (c) controlling  the  pH  of the react solution to 7-8; and (d) cooling the solution  at  30-40 deg.C. The viscosity of the result solution is 0.1-1.0 poise.  The above alkali or alkali- earth metal  halides  are  such  as  sodium chloride,  calcium chloride,  magnesium  chloride  and   potasium chloride.
Patent KR-950002992-B1 (KR)
Inventor: GIERER GEORG
IPC: F16H59/40
Filed: 1987-04-23
Granted: 1995-03-29
Abstract: 요약없음
Patent KR-910004490-B1 (KR)
Inventor: MORIYA YASUO
IPC: C08F4/34
Filed: 1988-01-28
Granted: 1991-06-29
Abstract: 내용 없음.
Patent KR-910005466-B1 (KR)
Title: Compulsory call setting method in the same subscriber group
Inventor: PARK JAE-WOON
IPC: H04M3/42
Filed: 1988-06-25
Granted: 1991-07-29
Abstract: The inner line subscribers are grouped adn a message is  send to the subscirbers of a certain group using the speaker  phoen  of the subscriber. The method includes steps: (A)  checking  that  to which group dialed phoen number belongs; (B) transmitting the busy tone to the transmitter when the dialed  phone  number  kdoes  not belong to the  group  or  transmitting  the  ring  signal  to  the receiver when the phone is not a speaker phoen; (C) chekcing  that the jall subscriber of the  group  has  speaker  phones  when  the dialed phone number belongs to the group  and  checking  that  the subscribers are in communication; (D) transmitting the busy signal to the transmitter when the receiver has no speaker phone  or  the receiver is in communication; (E) transmitting  the  ring  signals for a certain time, driving a CODEC and connecting the  receiver's receiving time switches to  the  transmitter's  transmitting  time switch for one directional massage transmission; and (F)  checking the replies from the receiver.
Patent KR-930000929-B1 (KR)
Inventor: TANAKA MANABU
IPC: F24C3/08
Filed: 1988-07-11
Granted: 1993-02-11
Abstract: 내용 없음.
Patent KR-930007221-B1 (KR)
Inventor: MIYAI TSUDOMU
IPC: B63B23/70
Filed: 1988-07-21
Granted: 1993-08-04
Abstract: 내용 없음.
Patent KR-910006858-B1 (KR)
Inventor: ASO MICHIHIRO
IPC: H04N9/07
Filed: 1988-09-05
Granted: 1991-09-07
Abstract: 내용 없음.