baber/WOPTO huggingface dataset:
Patent ES-2547362-B1 (ES)
Title: Sistema y procedimiento para la medida por burbujeo de nivel de líquido
Inventor: MICO MILAN MIGUEL
IPC: G01F25/00
Filed: 2014-04-03
Granted: 2016-06-28
Abstract: Sistema y procedimiento para la medida por burbujeo de nivel de líquido.#Sistema (100) y procedimiento para la medida por burbujeo de nivel de líquido en un pozo u otro continente líquido, que puede estar equipado con una bomba para la extracción del líquido y que comprende un distribuidor (1) neumático; un sensor de presión (7); y unos medios programables (102) de lectura del nivel de líquido adaptados para registrar un primer valor de presión (P1) del sensor de presión y asociarlo a un primer valor del nivel de líquido (L1); registrar un segundo valor de presión (P2) del sensor de presión y asociarlo a un segundo valor del nivel de líquido (L2) para obtener subsiguientes lecturas automáticas de nivel (L) a partir de un valor instantáneo de presión (P) proporcionado por el sensor de presión mediante un modelo matemático (r) calculado entre dichas primera y segunda relación de nivel y presión.
Patent ES-2534728-B1 (ES)
Title: Implante dental monopieza para conexión directa con la prótesis
Inventor: RIDAO DALMAU MARCELA
IPC: A61C13/30
Filed: 2014-07-18
Granted: 2015-12-28
Abstract: Implante dental monopieza para conexión directa con la prótesis.#Implante dental del tipo formado por un solo cuerpo solidario, presentando una zona de implante destinada a la introducción en el hueso maxilar y que está dotada de una rosca autorroscante, y una zona de recepción que comprende una superficie troncocónica destinada a recibir directamente una prótesis dental provisional o definitiva, presentando el implante asimismo un orificio axial con un roscado para recibir un tornillo de retención, así como una zona poligonal prismática destinada al apriete del implante para su implantación en el hueso, en el que la zona cónica es inmediatamente adyacente a la zona de implante, sin intermedio de la zona poligonal prismática.
Patent HR-P20010450-B1 (HR)
Inventor: BRAUNBOECK ANDREAS
IPC: G09F15/00
Filed: 2001-06-15
Abstract: Oglasni medij koji u unutrašnjosti podrazumijeva omotnicu koja može povećavati volumen, a smještenaje u kompresoru zraka, s tim da je rečeni oglasnimedij naznačen time da može biti adaptiran na način da biva zapakiran u jedinstveni element uz pomoć zatvarajućih funkcionalnih dijelova koji su karakterizirani time da se na jednoj strani rečene omotnice (1) koja je usmjerena prema nosećem području, nalazi uzdignuta teška bazna ploča (2), a rečenaje omotnica načinjena od prozirnog materijala, dok je izvor svijetlosti (5) dodatno lociran u njezinoj unutrašnjosti, i omotnica (1) je konfiguruirana u pridnenoj regiji, u vršnoj regiji, te i u regiji gdje je vezana sa rečenim zatvarajućim funkcionalnim dijelovima (13a, 13b), i to na način da su gornja regija omotnice (11) i pokrovni dio (12) omotnice (1) adaptirani na način da se dotiču oblikujući rečeni jedinstveni element. Patent sadrži još 7 patentnih zahtjeva.
Patent JO-1696-B1 (JO)
Title: Acetamide derivatives
Inventor: DAVID ROBERT BRITTAIN
IPC: A61K31/04
Filed: 1991-12-07
Granted: 1992-12-15
Abstract: This invention concerns novel phenylacetamide derivatives which are inhibitors of the ‎enzyme aldose reductase and which are of value, for example, in the treatment of certain ‎peripheral effects of diabetes or galactosemia, a method of treating one or more of such ‎peripheral effects using and acetamide derivative and pharmaceutical compositions ‎containing such a derivative are also provided, in addition the invention concerns novel ‎processes for the manufacture of the novel derivatives and for the preparation of ‎medicaments containing any of the said derivatives.‎
Patent KR-800000620-B1 (KR)
Title: Process of making high strength cold-rolled al-golded steel excellent bake-hardening properties
Inventor: UCHIDA KUNIO
IPC: C21D9/46
Filed: 1974-01-01
Granted: 1980-07-07
Abstract: The chemical composition of a high tension A1-killed cold rolled steel is controlled at the range of 0.04 to 0.12 % C, 0.1 to 1.6 % Mn and 0.01 to 0.20 % A1. The steel is hotrolled with a finishing temp. of more than 800≰C and a coiling temp. of less than 630≰C. After the steel strip is continuously heated up to 700 to 900≰C and then rapidly cooled by a jet of water, the strip is reheated up to 150 to 400≰C and held for 2 to 300 seconds at the temp. to partially remain solution carbon in steel.
Patent KR-790001432-B1 (KR)
Title: Process for preparing thiazolinyl or thiazinyl benzimidazole esters
Inventor: CHARLES JOHNSON PAGET
IPC: C07D233/04
Filed: 1976-08-24
Granted: 1979-10-08
Abstract: Title compds. (I; R = H, formyl, -COR2,R1 = C1-6 alkyl, C3-7 cycloalkyl, R2,R2-phenyl, R2 = C1-3 alkyl, n = 2,3, m = 0,1,2), effective antiviral substances, were prepd. by reaction of II with base and aliphatic haloalkylisocyanate (IV: X = Cl, Br).  I in which R is formyl or -COR2 was ortained by acylation of I in which R is H.
Patent KR-800001676-B1 (KR)
Title: Process for preparing n-(benzen sulfonyl)carbamates-herbicidal antidotes
Inventor: PALLOS F
IPC: A01N25/32
Filed: 1976-10-16
Granted: 1980-12-31
Abstract: N-(benzenesulfonyl) carbamates of formula I ≮X = H, Br, Cl, MeO, Me, etc.; n = 1-3, while being I when X = Br, CF3 or MeO; R = C1-4 alkyl, C3-6 haloalkenyl, C3-6 alkinyl, phospho-nomethyl, acetoimino or benzaldiimino, etc.≉ for use as detoxicants in thiocarbamate herbicides, were prepd. by reacting the corresp. benzenesulfonamide with chloroformate ester or by reacting the corresp. benzenesulfonylisocyanate with alcohol.
Patent KR-820001317-B1 (KR)
Title: Method for packing continuous glass faber cake
Inventor: KAGEYAMA N
IPC: B65D77/00
Filed: 1977-08-31
Granted: 1982-07-23
Abstract: Indispensable attack of edge part of glass long fiber cake in transportation can be avoided by effective packing method of this invention.  Continuous glass fiber is wound in flexible forming tube made of paper or plastic and winding angle on lateral axis of forming tube is recommended to be 75↿ over.  This glass fiber cake wound on forming tube is unified by sheathing heat shrinkable resin film.  This cake can be conserved tigntly by above resin film.  The cake is packed in box and transported safely.
Patent KR-800001128-B1 (KR)
Title: Process for 2-(thienyl-3'-amino)-1,2-diaza-cycloalkene
Inventor: RIEFEL R
IPC: C07D333/36
Filed: 1977-12-08
Granted: 1980-10-12
Abstract: Title compds. (I; R1, R2, R3 = H, lower alkyl, halogen, cyano, phenyl; R2, R3 = may be trimethylene, tetramethylene; Z = C2-4 straight chain or side chain alkylene) were prepd. by reaction of amino-thiophene with Bis(2-oxo-1, 3-diaza-cyclo-alkyl)-phosphorin chloride. Thus, N,N'-Bis(imidazoly1-2-one)-phosphoryl chloride 5.1 g was reacted with 4=methyl-3-amino-thiophene 11.5 g with heating and reflux for 4 hr.  The pptd. was extd. with CHCl3. The residue was smashed with ether and recrystallized to give I.
Patent KR-820000187-B1 (KR)
Title: Cooling device for treatment
Inventor: SAWADA K
IPC: A61F7/00
Filed: 1978-09-15
Granted: 1982-03-04
Abstract: The title device displays the remedial value by cooling the affected parts of sprain, rheumatism, neuralgia, etc.  The liquid is introduced by the liquefied gas chamber and the discharge pipe, and evaporated in the evaporator.  And then the liquefied gas is transported through the pipe(2) and the cup(1) attached its terminal and reached the affected part.  It was characterized that this equipment was possessed of the evaporator containing the electron valve and the detector(24) operating the electron valve by perceiving that the surface of the liquid followed into the evaporating chamber came up to the fixed height.
Patent KR-840001456-B1 (KR)
Title: Gas lighter
Inventor: AKWIREGILLI DRICARDO
IPC: F23Q2/00
Filed: 1979-02-15
Granted: 1984-09-27
Abstract: A gas lighter comprises a 4-shaped metal ornament(28), a fuel-supplying valve, a button(25) for an ignition device, carburetion equipment, and a gas discharging hole. The fuelsupplying valve can be preset. The ignition device can be move in the direction of the shaft and set automatically. A burner(43) is attached at a projecting pipe(6). A flint(13) ascends by a piston(16), which is supported by a spring(14).
Patent KR-830000259-B1 (KR)
Title: 폴리에틸렌 조성물
IPC: C08L23/06
Filed: 1979-09-07
Granted: 1983-02-25
Abstract: 내용 없음.
Patent KR-850000619-B1 (KR)
Title: Marine fouling control
Inventor: HARMS ROBERT L
IPC: E02B1/00
Filed: 1979-11-05
Granted: 1985-05-01
Abstract: Marine fouling of structures is prevented by applying to the vulnerable areas an electrically conductive coating consisting of particulate stainless steel in a matrix. There is applied to the coating a potential sufficient to inhibit or to detach marine growth. Preferably the coating is applied over an intermediate layer contg. Zr od Cd. The steel may be contained in a silicate matrix, and may have a cathodic potential applied to it sufficiently to produce an impressed current 10-2500 ma/fg2. The invention is applied to ships or to offshore platforms, esp. those constructed of carbon steel.
Patent KR-840001289-B1 (KR)
Title: Injection pump for internal combustion engine
Inventor: BASTENHOF DIRK
IPC: F02M59/22
Filed: 1980-05-28
Granted: 1984-09-07
Abstract: The constant-stroke, variable by-pass, plunger-type, jerk pump injects fuel-oil into the working cylinder of an internal combustion engine.  the plunger(2) has a passageway opening(19) at one end leading into the working chamber(16) of the plunger.  The passageway is adapted to communicate at its other end with at least one duct connected to the fuel supply and opening into the pump cylinder housing the plunger.  This temporarily cuts off the fuel discharged from the chamber to the fuel injector during the upward stroke of the plunger towards its top dead center.  The first fuel discharge phase enables the fuel to be preinjected into the engine cylinder whereas the second fuel discharge phase provides for the main injection of fuel.
Patent KR-870000688-B1 (KR)
Title: Detection circuit of reference siganl for tracking control
Inventor: KANEDA ISAMI
IPC: G05D3/12
Filed: 1981-10-13
Granted: 1987-04-06
Abstract: The circuit enables tracking of a capacious  video disc playback head without introducing excessive noise. A circuit rectifies and smooths the reference signals. The circuit has a low pass filter characteristic in which the cut-off frequency is equal to or close to the gain convergence frequency in the gain characteristic of the tracking control circuit. The convergence frequency is typically 1 KHz. The control circuit also has a phase compensation circuit enabling phase compensation of the cotrol circuit signal. The compensation circuit has a delay and advance filter in series with one another.
Patent KR-860001549-B1 (KR)
Title: Process for the preparation of enkephalinase enzyme inhibiting compounds
Inventor: BINDRA JASJIT S
IPC: C07C57/58
Filed: 1982-05-17
Granted: 1986-10-04
Abstract: 2-Benzyl-3-thiopropionic acid amide derivs. of formula (I) and (II) [X=H, C1-3 alkyl, or alkoxy, F, Cl, Br, CF3; R=H or C1-3 alkyl; n=1- 4; m=0-2; R1=C1-3 alkyl!, having R or S absolute configuration at 2 position, were prepd. Thus, BzSCH2CH(CH2Ph)CO2H was converted into the acid chloride, treated with (S)-MeSCH2CH2CH(NH2)CH2OH, and the diastereomers sepd. and hydrolyzed to give (S)- MeSCH2CH2CH[NHCOCH(CH2Ph)!CH2SH-(R) and -(S)CH2OH. (I) and (II) are CNS compds., esp. analgesics and anticonvulsants, propably because they are inhibitors of the enzyme encephalinase.
Patent KR-890001036-B1 (KR)
Title: Zinc phosphate conversion coating composition
Inventor: KENT GERRY G
IPC: C23C22/34
Filed: 1982-07-12
Granted: 1989-04-20
Abstract: Aq. zinc phosphate conversion coating comprises 0.05-2.5% zinc ions, 0.15-7.5% phosphate ions, 0.05-5.0% aromatic nitro anions having up to 2 nitro gps. and 0.05-5.0% chlorate ions.  The ratio of chlorate anions to aromatic nitro anions is between 2:1 and 1:2.  The coating solution has a pH of 2-3.5 and contains 0.02-0.4% fluoride ions.  The coating can be used as a rapid pretreatment process prior to painting in e.g. the automobile industry.  Enhanced corrosion resistance combined with good adhesion of the paint layer is obtained.
Patent KR-900008791-B1 (KR)
Inventor: AMANO YOSHIHUMI
IPC: H01J17/49
Filed: 1982-07-26
Granted: 1990-11-29
Abstract: 내용 없음.
Patent KR-880001814-B1 (KR)
Title: 2'-substituted-spiro(benzafuran-2(3h)1'-cycloalkanes)and there of process for the preparing same
Inventor: GLAMKOWSKI EDWARD J
IPC: C07D307/94
Filed: 1982-10-16
Granted: 1988-09-19
Abstract: 2'-Substd.-spiro[benzofuran-2(3H), 1'-cyclohexanes  of formula (I), their stereoisomers and pharmaceutically acceptable acid addn. salts are new.  In (1), X is H, F, Cl, Br, I, NO2, NH2 lower alkyl-substd. amino, lower alkyl, lower alkoxy or OH; m is 1-3; n is 0-2; p is 0-2; R1 and R2 are H or C1-3 alkyl. (I) are useful as antidepressants and analgesics.
Patent KR-930003068-B1 (KR)
Inventor: SMITH ROY E
IPC: B61F5/00
Filed: 1983-05-11
Granted: 1993-04-17
Abstract: 내용 없음.
Patent KR-920000346-B1 (KR)
Inventor: HELARY JEAN-LOUIS E
IPC: E04G21/18
Filed: 1984-11-16
Granted: 1992-01-11
Abstract: 내용 없음.
Patent KR-890001108-B1 (KR)
Title: Process for preparing surface-treated steel strips adapted for electric resistance welding
Inventor: OKATTA HAZIME
IPC: C25D5/50
Filed: 1984-11-26
Granted: 1989-04-24
Abstract: The surface treated steel strip suitable for fabrication processes using electric resistance welding has a first surface coating layer of iron-nickel alloy with Ni/(Fe+Ni) ratio of 0.02-0.50 and a thickness of 10-5,000 Angstroms.  A second layer of Tin or Tin-iron alloy is then applied to give a coating weight of 0.1-1.0 g/sq.m of tin before a final layer of metallic chromium and hydrated chromium oxide giving a coating weight of 5-20 mg/sq.m calculated as metallic chromium.  This coated sheet can be used to fabricate can bodies with enhanced corrosion resistance and lacquer adhesion.
Patent KR-870000794-B1 (KR)
Title: Hinge of glass frame
Inventor: SCHUBABEGER ERUART
IPC: G02C5/22
Filed: 1984-12-19
Granted: 1987-04-18
Abstract: The side frame of a pair of spectacles is attached to the lens frame by a hinge formed by a lug(1) attached to the lens frame. The lug has a hemispherical recess(8) for a ball(6) and a hole for a fixing screw which fastens the lower bearing member. The side frame(5) has a lug(4) with a hole which fits around the equator of the ball. The side frame lug is clamped between the first lug and the lower bearing member. The hinge provides a firm connection for the side frames and is simple and cheap to mfr.
Patent KR-900004281-B1 (KR)
Title: Mounting means for cutting blade of food-cutting apparatus
Inventor: ANDO TOSHIO
IPC: B26D7/26
Filed: 1984-12-24
Granted: 1990-06-20
Abstract: The apparatus includes a supporting plate (92) fixed to the back surface of a cutting plate (11) near an opening (12), a pair of arms (95) on the outer surface of the supporting plate away from the cutting plate, and a supporting rod (96) interposed and supported between the arms. A mounting plate (98) for the blade (13) is rotatably mounted on the supporting rod by way of an engaging recess formed in a central portion of the plate on the side of the rod facing the supporting plate. The width of the mounting plate is less than the spacing between the pair of arms. A spring (107) is interposed between the mounting plate and the supporting plate rearwardly of the engaging recess and a member for adjusting the degree of protrusion of the blade is releasably connected between a rear portion of the mounting plate and the supporting plate.
Patent KR-900007956-B1 (KR)
Title: Thread rolling die for self-tapping screw
Inventor: YAMAMODO HUKUSYO
IPC: B21H3/10
Filed: 1985-02-23
Granted: 1990-10-23
Abstract: The self tapping screw has a drill head at its leading end. The spiral cutting blades (32,32') enclose the tapered shaft end which converges from the core diameter of the screw shaft (24) to a point at its end. The hole diameter (1) produced by the drill head is slightly larger than the core diameter (m) of the screw shaft (24). To increase the cutting blade strength, their trailing edges (30) are provided with bigger helix angle than the cuting edges (26).
Patent KR-900006388-B1 (KR)
Title: Valve control structure for working vehicle
Inventor: TSUJI KAZUHIKO
IPC: G05G9/047
Filed: 1985-04-04
Granted: 1990-08-30
Abstract: A command lever (27) oscillates transversely and an entrance (29) is branched to the lever to be worked when the lever moves in a first direction. A second entrance (34) is worked when the lever moves in a second direction. Exits (43,46) are branched to valves (11,16) and a branch switch (56) is mounted between the entrances and exits. In one switch position the first entrance works the first valve and the second entrance works the second valve. In the second switch position the first entrance works the second valve and the second entrance works the first valve.
Patent KR-890001642-B1 (KR)
Title: Sharp-pencil
Inventor: KAGEYAMA HIDEHEI
IPC: B43K21/22
Filed: 1986-05-01
Granted: 1989-05-12
Abstract: This invention relates to a propelling pencil that automatically feeds out lead upon releasing the lead tip from the pressure of writing onto paper and locks the feed slider in retreat when not in use.  A lead chuck is placed at the front of the lead pipe to hold and allow only the advancement of the lead and its head has a sleeve slipped on the outer side.  An actuator cylinderlocks and release the slider at protrusions with the help of springs.
Patent KR-890003813-B1 (KR)
Title: Chromate solution with an excellant corrosion resistance
Inventor: PARK CHAN-SOB
IPC: C25D3/04
Filed: 1986-12-30
Granted: 1989-10-05
Abstract: The Cr concentration is made to 0.01-1 mol./l by mixing one, or two above species among Na2CrO4, Na2Cr2O7, K2CrO4, K2Cr2O7, or CrO3  and the PO4-3 concentration is made to 0.4-0.75 mol/l by mixing one, or two above species among H3PO4, NaH2PO4, Na2HPO4, (NH4)H2PO4, or (NH4) 2HPO4.  The Cr3+ concentration ratio to the total Cr is made to 0.1- 0.5 by adding reducing agent, so the chromate solution is made by adding water soluble Cu compound for the Cu2+  concentration to be 0.004-0.012 mol/l.  Chromate treated steel plate with good corrosion resistance and good surface figure can be manufactured by using this chromate solution.
Patent KR-940000857-B1 (KR)
Title: Hypersensitivity test strip
Inventor: FISCHER TORKEL I
IPC: A61B10/00
Filed: 1985-09-23
Granted: 1994-02-03
Abstract: PCT No. PCT/SE85/00361 Sec. 371 Date Apr. 11, 1986 Sec. 102(e) Date Apr. 11, 1986 PCT Filed Sep. 23, 1985 PCT Pub. No. WO86/01994 PCT Pub. Date Apr. 10, 1986.The invention relates to a novel device and method for carrying out occlusive epicutaneous tests (patch tests). This type of test is employed for detecting contact allergy to some specific substance (allergen) or for testing allergenic and/or irritant properties of a substance. The invention is characterized in that the test substance is incorporated in a dry film.
Patent KR-890005065-B1 (KR)
Title: Method for producing of spirits by cornus officinalis
Inventor: PARK CHANG-HUI
IPC: C12G3/00
Filed: 1987-02-17
Granted: 1989-12-09
Abstract: An alcohol beverage is prepared by fermentation of cornus officinalis extract.  Thus, cornus officinalis is treated with a mixture containing sugar, starch syrup, and malt extract, fermented with yeast at 15-20≰C for two weeks, and filtered to give an undiluted alcohol.  The resulting alcohol is mixed with 5-20 wt.% of the extract obtained from cornus officinalis by alcohol treatment and adjusted to PH 3.5-4.5, 0.5-3.0 wt.% of sugar content, and 12-40% of alcohol content to give a final product.
Patent KR-900003838-B1 (KR)
Title: Semiconductor device
Inventor: EMOTO TAKAOU
IPC: H01L29/73
Filed: 1987-03-30
Granted: 1990-06-02
Abstract: a semiconductor substrate serving as a collector (30); base region (32) formed in the substrate surface; divided emitter regions (34) formed in the base; a ballast resistance (46) serving as a negative feedback resistance; and wiring (40,42,44) for wiring the collector, base and emitter via the ballast resistance, the latter being formed of an Ru oxide series material with a positive temp. coefft. of resistance.
Patent KR-940007086-B1 (KR)
Inventor: REBI KIDEON
IPC: B23H7/10
Filed: 1987-04-01
Granted: 1994-08-05
Abstract: 내용 없음.
Patent KR-950005731-B1 (KR)
Inventor: TEUBERT JOACHIM
IPC: B65G53/58
Filed: 1987-04-21
Granted: 1995-05-29
Abstract: 내용 없음.
Patent KR-890004912-B1 (KR)
Title: The manufacturing process of displaying elements of thin membrane electro-luminescence
Inventor: RYU JAE-HWA
IPC: G02F1/01
Filed: 1987-05-28
Granted: 1989-11-30
Abstract: The EL display device for improving the light emitting property comprises a transparent electrode (2) and a lower insulating layer (3) and a fluorescent layer (4) formed on buffer layer (9) for improving the uniformity of the fluorescent layer (4) and the role of dielectric layer and an upper insulating layer (5) and a back electrode (6) formed on the upper insulating layer (5).  The above fluorescent layer composes of a CaS : Eu or SrSiCe, the buffer layer is CaS. or SrS respectively.
Patent KR-960000076-B1 (KR)
Inventor: HEPPKE GERD
IPC: C09K19/34
Filed: 1987-05-29
Granted: 1996-01-03
Abstract: 내용 없음.
Patent KR-900002261-B1 (KR)
Title: Preparation method of glass preform for single-mode fiber
Inventor: MIZUDANI HUDOSHI
IPC: G02B6/00
Filed: 1987-07-01
Granted: 1990-04-07
Abstract: A glass preform of single-mode fiber is manufactured by the stages of: preparing quartz-glass rod coated with chlorine and having a component for increasing a refractive index at the center, simultaneously introducing fine grains of quartz and one or more gas of chlorine, thionyl chlorine and carbon tetrachoride or gas added one or more inert gas to it into a burner, producing composite of the fine grains and the glass rod by a flame hydrolysis reaction, heating and fusing the composite and removing bubbles from it.
Patent KR-900004789-B1 (KR)
Title: A packing sheet
Inventor: EKDAL GERT
IPC: B65D5/56
Filed: 1987-07-03
Granted: 1990-07-05
Abstract: A packing laminate comprises (a) 1 or more layer of fibrous material having outer layers of plastic material including a colour layer on 1 layer which is hardenable through electron irradiation, and (b) a coating between fibrous layer and outer layer contg. colour layer. The coating comprises a material which can absorb electrons for hardening colour layers, which are directed towards the outer layer. Pref. the coating comprises a mixt. of binder and pigment. Binder comprises styrene-butadiene polymer, polyvinyl acrylate, polyvinyl acetate, and/or starch.  Pigment comprises kaolin, CaCO3, and/or TiO2. The packing laminate is used for packing milk and other liqs.
Patent KR-900000959-B1 (KR)
Title: Audio signal display device for video camera
Inventor: YUN TAEK-HYUN
IPC: H04N5/225
Filed: 1987-07-10
Granted: 1990-02-19
Abstract: After controlling voice signals which are inputted to the mirophone, and detecting the level of voice signals which are in proportion to the voice signal, the voice signals of video camera are displayed on the view finder.  The apparatus is composed of an amplifier (2) amplifying voice signals which are inputted to the microphone (1), a voice level detecting part (3) which samples the amplified voice signal according to the control signal (cps), an analog to digital converter (4) converting the sampling signal into the digital signal, a microcomputer (5), a character generating part (6) which is drived by the control signal (cs) and the output of microcomputer, and an adding part (7).