baber/WOPTO huggingface dataset:
Patent KR-850000715-B1 (KR)
Title: Hydroformylation of ethylene with higher olefins
Inventor: SHERMAN JR PAUL D
IPC: C07C45/50
Filed: 1980-12-23
Granted: 1985-05-23
Abstract: Oxygenated prods. comprising aldehydes are prepd. by maintaining a mixt. of a C3-20 alpha-olefinic hydrocarbon; CO; H2; ethyl ethylene; a catalyst contg. Rh in complex combination with CO; and a trialkyl-, tricycloalkyl- or triarylphosphite or triarylphosphine ligand, with an HNP at least 425, each organic gp. of which contains up to 18C; and at least 2 moles free ligand as above per mole Rh at 50-145≰C and total CO-H2 press. less than 450 psia. The partial press. is attributable to CO being no greater than 75% of the total press. Aldehydes having a high n-iso ratio are obtd. from the C3-20≰olefin, while propionaldehyde is obtd. concurrently from ethylene.
Patent KR-840001737-B1 (KR)
Title: Method for polymerizing -olefin
Inventor: UENO HARUO
IPC: C08F4/00
Filed: 1981-05-20
Granted: 1984-10-18
Abstract: A method for polymerizing an alpha-olefin comprises bringing, in the presence of an organic acid ester, a feed contg. at least one alpha-olefin (having at least 3C atoms) into contact with a catalyst. The catalyst comprises (a) a solid catalytic ingredient, which is the prod of a reaction between R3MgX (where R3 is a C1-8 alkyl radical and X is a halogen atom) and Rn'Si(or2) 4-n (where R' is either a C1-8 allyl radical or a phenyl radical, R2 is a C1-8 alkyl radical and n is 1-3), followed by contact with a titanium tetrahalide, treatment with an organic acid ester and finally a second contact with an organic acid ester and finally a second contact with titanium tetrahalide; (b) another catelytic ingredient consisting of at least one trialkyl aluminium of formula AlR34 where R4 is a C2-6 alkyl radical.
Patent KR-810001092-B1 (KR)
Title: Process for preparing penicillin compounds
Inventor: MINAMI SHINSAKU
IPC: C07D499/70
Filed: 1981-07-15
Granted: 1981-09-16
Abstract: R = formyl, acetyl) and their salts with antibacterial activity against P. aeruginosa were perpd. by reacting compd. II, salts or reactive derivs. at carboxyl group with 6-aminopenicillanic acid.  For example, trimethylamine was added to a mixt. of 6-aminopencillanic acid, trimethylsillyl chloride and dichloromethane at 0-5oC, stirred for 30min, and N-{D-α-[5, 8-dihydro-2(4-formyl-1-piperazinyl) -5-oxyopyrido[2,3-d  pyrimidine -6-carboxamido  -p-hydroxy-phenylacetoxy}succinimide and triethylamine were mixed.  The mix. was stirred for 1hr. at 0-10oC to give I.
Patent KR-860000187-B1 (KR)
Title: Transmission signal processing unit
Inventor: NAKUMO MASAHITE
IPC: H03L7/08
Filed: 1981-08-31
Granted: 1986-02-28
Abstract: The synchronization between a recorder and a reproducer in a digital recording and reprodution system is important in copying. The transmission signal processing unit generates two clock signals, from the transmitter and the receiver,respectively. The phase difference of the divided signals of the receiver clock and the transmitter clock are adjusted by the phase descriminator.
Patent KR-830002896-B1 (KR)
Inventor: KIM KYU WAN
IPC: C07D501/26
Filed: 1982-01-11
Granted: 1983-12-30
Abstract: 내용 없음.
Patent KR-880001344-B1 (KR)
Title: A method of forming electrodes ceramic bodies to provide electronic compounds
Inventor: YAMADKA NOBUDATSU
IPC: H01L41/22
Filed: 1982-04-09
Granted: 1988-07-25
Abstract: In the prodn. of electronic components, electrodes are formed on ceramic bodies by (a) coating an electroconductive paste, consisting mainly of zinc powder, on to the ceramic surface, (b) baking the paste at a temp. between the melting and boiling points of Zn, and (c) forming overlay on each layer by plating a more solderable metal on it.  The method is useful in prodn. of capacitors, varistors, thermistors, vibrators, etc.  The electrodes formed have good electrical and mechanical properties and are much less expensive than the conventional silver electrodes.
Patent KR-890000373-B1 (KR)
Title: Process for the preparation of unsymmetrical aliphatic ketones
Inventor: WATTIMENA FREDDY
IPC: C07B61/00
Filed: 1983-02-05
Granted: 1989-03-15
Abstract: Unsymmetric aliphatic ketones are prepd. by heating two different carboxylic acids having at least two aliphatic carbon atoms in the presence of a rare earth-metal catalyst supported on  γ- alumina carrier of specific area 50-260 m2/g.  The amt. of the rare earth- metal is pref. 5-30 %  based on the carrier weight. The rare earth- metal is esp. La, Ce, Pr or Nd exsisting as oxides.
Patent KR-900000831-B1 (KR)
Title: Semiconductor photoelectronic conversion device light-transparent substrate there of and their manufacturing methods
Inventor: YAMAJAKI SUNPEI
IPC: H01L31/077
Filed: 1984-01-12
Granted: 1990-02-17
Abstract: The photoelectric conversion devices with transparent substrate are produced by firstly forming first convexities on a surface of a silicon crystalline substrate.  The surface having the first convexities is pressed against a sheet-like substrate to produce second convexities on the sheet-like substrate corresponding to the inversion of the first convexities.  A first electrode is formed on the sheet like-substrate and the first electrode has imparted to it third convexities corresponding to the first convexities.  A photosensitive semiconductor film is deposited on the first electrode.  Finally, a second electrode is formed on the photosensitive semiconductor film.
Patent KR-890003041-B1 (KR)
Inventor: HADANAI TAKASHI
IPC: G11B5/245
Filed: 1984-05-11
Granted: 1989-08-19
Abstract: 내용 없음.
Patent KR-910003842-B1 (KR)
Inventor: RITZK SYDKEY D
IPC: C08F230/08
Filed: 1984-09-14
Granted: 1991-06-12
Abstract: 내용 없음.
Patent KR-890004675-B1 (KR)
Title: Ecl gate array
Inventor: KANAI YASNORY
IPC: H03K19/086
Filed: 1984-11-30
Granted: 1989-11-24
Abstract: The ECL gate array, improving the noise margin without changing the logic swing, comprises a set of basic cells arranged in a matrix. Each of the basic cells comprises at least a pair of emitter coupled transistors, a load between the transistors and the power supply line, and a constant current source between emitters of the transistors and another power supply line.  The load comprises two resistors each having one end respectively connected to the collectors of the pair of the transistors.  A desired number of a set of level shifting resistors are connected to form a common collector load between the first power supply and the common connecting terminal.
Patent KR-910010002-B1 (KR)
Title: Process for preparing crystals of sodium cephemcarboxylate
Inventor: NAITO JENJO
IPC: C07D501/36
Filed: 1984-12-01
Granted: 1991-12-10
Abstract: Novelcrystals of sodium 7 beta -[2-(2-aminothiazol-4-yl)-(Z)-2-methoxyiminoacetamido]-3-[(1,2,3-thiadiazol-5- yl)-thiomethyl] Ceph-3-em-4-carboxylate showing characteristic peaks at interplanar spacings (d) of 9.3, 8.9, 5.3, 5.1, 4.4, 4.3 and 3.8  ANGSTROM  in the powder X-ray diffraction pattern which are very stable and do not easily undergo discoloration and decomposition.
Patent KR-930004106-B1 (KR)
Inventor: ROMAN HORST L
IPC: F16H25/20
Filed: 1985-01-11
Granted: 1993-05-20
Abstract: 내용 없음.
Patent KR-900000325-B1 (KR)
Title: Method of treating radioactive waste
Inventor: INOUE SYUNGI
IPC: G21F9/36
Filed: 1985-01-28
Granted: 1990-01-25
Abstract: A method for the treatment of a radioactive waste comprises heating radioactive metal wastes and radioactive non-metal wastes in the container by the high frequency induction heater at below 1300 ≰C, burying the metal wastes into the non-metal wastes, and cooling and solidifying the buried wastes.  The method can effectively and economically treat radioactive wastes by solidifying the metal and non-metal wastes concurrently to highly stable and compact solids.
Patent KR-880000867-B1 (KR)
Title: High efficiency amorphous silicon solar cell
Inventor: SAGONG DONG-SHIK
IPC: H01L31/075
Filed: 1985-05-20
Granted: 1988-05-26
Abstract: This invention relates to a solar cell which converts the solar energy into the electrical energy, i.e. photoelectric effect.  The solar cell has a new laminate structure developed from the laminate of the common amorphous silicon cell to achieve high efficiency.  The new laminate is formed by eliminating the optical bandgap and the abrupt change of component in amorphous material, which are the hindrance factor for photoelectric efficiency.  The mirror type substrate (4) is provided between N-type amorphous silicon layer (5) and aluminum plate (1).
Patent KR-910001259-B1 (KR)
Inventor: KOBAYASHI OSAMU
IPC: G07D3/14
Filed: 1985-06-28
Granted: 1991-02-26
Abstract: 내용 없음.
Patent KR-900000476-B1 (KR)
Title: Micro processor
Inventor: BLIANG ERICK
IPC: G06F11/30
Filed: 1985-06-29
Granted: 1990-01-30
Abstract: A microprocessor comprises a built-in event counter having a mode selection terminal indicating when it is activated.  The microprocessor should be put in one mode selected from several, and a register of the selected mode retaining in its memory information about the mode which was selected during activation of the mode selection terminal.  One of the possible modes is a non-user mode which is employed during the checking of application programs of the microprocessor.  It comprises a logic circuit which establishes a command for stopping the event counter when the following combination of states exists.
Patent KR-890004505-B1 (KR)
Title: Device for preventing electromagnetic wave leakage for use in micro wave heating apparatus
Inventor: NAITO YOSHIYUKI
IPC: H05B6/76
Filed: 1985-08-02
Granted: 1989-11-06
Abstract: The absorber (30), provided between body (10) and door (20) of a microwave heating appts, comprises a mixt. of ferrite powder, carbon powder and high polymer in the ratio of p:q:1, where p=2-4, q=5-2. Pref. the absorber is a mixt. of (i) MnZnFe ferrite powder having a permeability about 2700, carbon powder and high polymer in a wt. ratio of 3:x:1, where x=0.5-1.2, (ii) MnZeFe ferrite powder having a permeability about 5000, carbon powder and high polymer in a wt. ratio of Z:Z:1, or (iii) MnCuZn ferrite powder having a permeability about 200, carbon powder and high polyer in wt. ratio of 4:1:1.
Patent KR-900008601-B1 (KR)
Inventor: SUZUKI SEIGI
IPC: G01G21/00
Filed: 1985-08-07
Granted: 1990-11-26
Abstract: 내용 없음.
Patent KR-900007492-B1 (KR)
Title: Magnetic head
Inventor: KANAI KUNIO
IPC: G11B5/105
Filed: 1986-02-20
Granted: 1990-10-10
Abstract: The magnetic head with read-write and erase units comprises a ferrite core made of Mn-Zn ferrite or Ni-Zn ferrite and a nonmagnetic part diffusion-bonded to the ferrite core by solid phase reaction. The interface layer thickness between the Mn-Zn ferrite core and the nonmangnetic part is 5-650 micron. The interface layer thickness between the Ni-Zn ferrite core and the nonmagnetic part is 5-520 micron.
Patent KR-890003157-B1 (KR)
Title: Process for the joining of a nylon pipe and metallic pipe
Inventor: YUN YOUNG-OH
IPC: B29C65/06
Filed: 1986-03-05
Granted: 1989-08-25
Abstract: Process for vehicle hose comprise (i) extruding a nylon pipe having relatively smaller caliber than the outer diameter of metal mouth piece, heating for 2-4.5hr in the kiln and cooling; and (ii) joining the nylong pipe (2) over the metal mouth piece (1') [rotating at 1200-1800 rpm for heating the front of nylon pipe by frictional heat) in the presence of mucous polyamide adhesive on the face of mouth piece.
Patent KR-900003039-B1 (KR)
Title: Method of treatment for wood-inkstone
Inventor: LIM CHANG-KUK
IPC: B27K5/06
Filed: 1986-03-26
Granted: 1990-05-04
Abstract: A method for treating paulownia wood for the mafg. inkstone comprises (a) boiling paulownia logs in water for 24hr at 100 deg. C; (b) pouring alum soln. into the boiling water to be 20:1 mixing ratio of water alum and boiling for 5hr at the above 100 deg. D; (c) drying the logs sufficiently under shade; (d) boiling in 10:1 NaCl aq. soln. for 10hr at the above 100 deg. D; (e) drying under shade for 5 days; and (f) finishing to inkstone.
Patent KR-930006341-B1 (KR)
Inventor: ESDONK YOHANES VAN
IPC: H01J9/04
Filed: 1986-05-01
Granted: 1993-07-14
Abstract: 내용 없음.
Patent KR-890002332-B1 (KR)
Title: Lazer printer
Inventor: CHON BYONG-SIK
IPC: G06K15/00
Filed: 1986-05-19
Granted: 1989-06-30
Abstract: The compensator scans laser beam with uniform velocity and focuses the modulated beam to the sensitive drum face through the lenses comprising convex and concave lenses for non-distorted pictures.  The compensating circuit and grooved chopper deposited rotating multi- mirro provide the uniform velocity scanning.  The light power is controlled within the data access period for nondistorted printing.
Patent KR-900008889-B1 (KR)
Inventor: YAMANISHI KAZUHIRO
IPC: H04N5/7826
Filed: 1986-09-04
Granted: 1990-12-11
Abstract: 내용 없음.
Patent KR-890004700-B1 (KR)
Title: Kneading apparatus for bread dough and a method of controlling the quality thereof during kneading
Inventor: HAYASHI TORAHIKO
IPC: A21C1/02
Filed: 1986-10-29
Granted: 1989-11-25
Abstract: A method of controlling the quality of bread dough during kneading comprises continuous simultaneous measurement of chronological changes of the kneading resistance value, temp. value and wt. value of kneaded dough.  The measurements are monitored and the adjusting of kneading conditions as required with stoppage of the kneading when completed.  Automatic control is provided with ability to change or add material midway through the operation or correct temperature thereby preventing rejects.
Patent KR-910007255-B1 (KR)
Inventor: SUGIMOTO KENJI
IPC: B23B7/06
Filed: 1986-11-26
Granted: 1991-09-24
Abstract: 내용 없음.
Patent KR-890003511-B1 (KR)
Title: Method for sintering alumina
Inventor: KANG SOK-JUNG
IPC: C04B35/64
Filed: 1986-12-04
Granted: 1989-09-23
Abstract: A method for sintered alumina including the change of initial sintering condition under oxygen or nitrogen to that under different one among oxygen, nitrogen or argon during normal pressure sitering process at 1600≰C has the advantage to obtain more compact structure and fine grain size resulted from depressing the grain growth.
Patent KR-900002897-B1 (KR)
Title: Magnetrons coupling structure between anode vane and strap
Inventor: LIM JONG-HO
IPC: H01J23/22
Filed: 1986-12-27
Granted: 1990-05-03
Abstract: The structure is an improved double strapping structure for the intensive generation of pi mode.  A vane (21) has a fixing groove at its tips in which a pair of strap rings are inserted. The strap rings (3,4) are inserted in the upper and lower side, but the positions in the groove are different from each other because the diameter of the upper ring is larger than the lower strap ring.
Patent KR-900005713-B1 (KR)
Title: Vessel having propeler arranged on vertical hull center plane
Inventor: MATSUMOTO NORIHIRO
IPC: B63B1/08
Filed: 1987-07-11
Granted: 1990-08-06
Abstract: A propeller shaft (3) is positioned on the hull centre line (2), and an upper deck symmetrical w.r.t. the hull centre line. A stern has an axis (7) of symmetry in hull section. The axis of symmetry is positioned eccentrically from the hull centre line. The axis symmetry is positioned eccentrically from the hull centre line by 5 to 25% of a diameter of a propeller disc plane. The axis of symmetry is pref. positioned eccentrically from the hull centre line by 10 to 15% of a diameter of the propeller disc plane.
Patent KR-910002454-B1 (KR)
Inventor: NAGANO HIRODAGA
IPC: H01L21/60
Filed: 1987-09-25
Granted: 1991-04-22
Abstract: 내용 없음.
Patent KR-910005569-B1 (KR)
Inventor: MASAHIKO KURAMOTO
IPC: C08L25/06
Filed: 1987-09-28
Granted: 1991-07-31
Abstract: 내용 없음.
Patent KR-900004506-B1 (KR)
Title: A process for controlling sulfun-oxide formation and emissions when burning a combustible fuel formed as a hydrocarbon in water emulsion
Inventor: FLANCO DOMINGO R
IPC: C10L1/12
Filed: 1987-10-23
Granted: 1990-06-28
Abstract: A process for burning a combustible sulphur-contg. hydrocarbon fuel comprises (a) forming a hdyrocarbon in water emulsion by admixing a mixt. of hydrocarbon and water with an emulsifier and a water soluble additive comprising Na+, K+, Li+, Ca++, Ba++, Mg++, Fe+++, or its mixt, the additive being added in a molar ratio amt. of additive to sulphur of greater than or equal to 0.05 in the hydrocarbon so as to obtain SO2 emission levels upon combustion of the emulsion of less than or equal to 1.5 1b/MMBTU, and (b) burning the emulsion under the following operating conditions: fuel temp. (deg C) of 20-80; steam/ fuel ratio (wt/wt) of 0.05-0.5; air/fuel ratio (wt/wt) of 0.05-0.4; and steam pressure (Bar) of 2-6; or air pressure (Bar) of 2-7.
Patent KR-910003778-B1 (KR)
Inventor: TOZAWA HIROKAZU
IPC: B22D11/06
Filed: 1987-12-09
Granted: 1991-06-12
Abstract: 내용 없음.
Patent KR-950001414-B1 (KR)
Inventor: KODAMA KAZUYUKI
IPC: G06F7/02
Filed: 1988-01-08
Granted: 1995-02-24
Abstract: 내용 없음.
Patent KR-910001803-B1 (KR)
Inventor: SOS SIGMUND
IPC: D04B35/02
Filed: 1988-03-04
Granted: 1991-03-26
Abstract: 내용 없음.
Patent KR-960004862-B1 (KR)
Inventor: BABA MASATOSHI
IPC: C07C317/46
Filed: 1988-03-17
Granted: 1996-04-16
Abstract: 내용 없음.
Patent KR-920001592-B1 (KR)
Title: Compositions of epdm and/or epr rubber and of silicone
Inventor: GUY LEMOINE
IPC: C08L23/16
Filed: 1988-03-30
Granted: 1992-02-20
Abstract: EPDM and/or EPR rubber/silicone compositions having improved thermal properties, well adapted for the production of a wide variety of useful shaped articles, e.g., automotive seals, gaskets and belts, include a 2-mercapto-benzimidazole or salt thereof, preferably the zinc salt, an antioxidant comprising a secondary amine function, a diorganopolysiloxane oil, appropriate filler material and a peroxide crosslinking catalyst.
Patent KR-0129660-B1 (KR)
Inventor: MATSUOKA HUMINORY
IPC: G03D5/04
Filed: 1988-04-15
Granted: 1998-04-06
Abstract: 내용없음
Patent KR-0128065-B1 (KR)
Inventor: BROOK RICHARD M
IPC: H01L23/49
Filed: 1988-04-27
Granted: 1998-04-06
Abstract: 내용없음
Patent KR-900007155-B1 (KR)
Title: Continuous assembly apparatus of slider for fastener
Inventor: WON GYU-SOB
IPC: A44B19/64
Filed: 1988-05-19
Granted: 1990-09-29
Abstract: The apparatus provides reduction of mounting space through simplifing assembly line, rapid assembling with better quality products through preventing operation error of machines. The apparatus includes vibrating slider body feeder (A), handle (2), cover transfer rail (1) (2)(3); handle feeder (B); cover feeder (C); leaf spring (4) at body transfer rail (1); photo sensor (PS) and body detecting air cylinder (E1).
Patent KR-910006840-B1 (KR)
Inventor: WAKIMOTO GENZI
IPC: G02B13/22
Filed: 1988-06-27
Granted: 1991-09-06
Abstract: 내용 없음.
Patent KR-920003798-B1 (KR)
Inventor: MASAKKI AKKIRA
IPC: H01L23/528
Filed: 1988-09-16
Granted: 1992-05-14
Abstract: 내용 없음.
Patent KR-970009346-B1 (KR)
Title: Recombinant histidine - rich protein of plasmodium falciparum, its preparation and use
Inventor: KNAPP BERNARD
IPC: C12N15/62
Filed: 1988-11-02
Granted: 1997-06-10
Abstract: A gene which codes for a histidine/alanine-rich protein has been isolated by screening two different Plasmodium falciparum cDNA gene banks with antiserum against a 41 kD protein and by cross-hybridisation with the insert DNA of a clone obtained therewith. The protein protects aotus monkeys from infection with P. falciparum and is thus a suitable component of a malaria vaccine.
Patent KR-970010989-B1 (KR)
Title: Contact arrangement placed in an insulated wall for tap changers of tap transformer
Inventor: BLEIBTREU ALEXANDER
IPC: H01H9/00
Filed: 1989-01-09
Granted: 1997-07-05
Abstract: A contact arrangement for tap changers of tap transformers, in which the contact piece is seated with a shank (1) in a hole of a cylindrical wall (2) consisting of wound dielectric material and has a connecting surface on the one side and a contact surface on the other side. The shank of the contact piece is provided with two mutually interlocking dielectric material bushes (5, 6) which are placed onto the shank (1) from both sides of the cylindrical wall (2) and which each rest with a projecting edge (7, 8) on the cylindrical wall. The contact surface is designed in the manner of a bead as an electrode shape (3) which rests firmly on the dielectric material bush (5), the contact piece being held in the cylindrical wall by permanent deformation (9) of its shank on the outer side of the cylindrical wall. <IMAGE>
Patent KR-910009461-B1 (KR)
Title: Sequence control device of sensing light
Inventor: PARK HYONG-SUK
IPC: G05D19/02
Filed: 1989-01-18
Granted: 1991-11-16
Abstract: The controller  controls the circuit with the  rotation  slit disc having the optical fibre (20) and the slits.  The  slits  are formed along the trackts of the disc (8) so that  the  lights  are passed or cut repeatedly as rotating  the  disc.  The  photosensor placed at opposite side of the optical fibre  detects  the  passed light to control the solenoid (S1) sequentially.
Patent KR-910005883-B1 (KR)
Title: Photosensitive resin composition
Inventor: AN TAE-WAN
IPC: G03F7/025
Filed: 1989-02-21
Granted: 1991-08-06
Abstract: The photosensitive resin laminate  comprises  the  base  film layer, the photopolymerising resin layer and the  protecting  film layer. The photopolymerising resin layer comprises (A) the unsatd. cpd. of less than 500 of  molecular  wt.  to  be  terminated  with ethylene, (B)  middle  molecula  urethane  acrylate,   (C)   high molecular binding material, and (D) photopolymerisation initiator. The obtd. photo sensitive resin laminate has a good  intensity  of the photocuring  layer,  antichemical  properties   and   adhsive properties.
Patent KR-950013508-B1 (KR)
Inventor: NEWELL BRUCE D
IPC: B25J15/04
Filed: 1989-03-21
Granted: 1995-11-08
Abstract: 내용 없음.
Patent KR-920010099-B1 (KR)
Title: Process for the preparation of a fluorescent substance
Inventor: JONG JOA-YONG
IPC: C09K11/02
Filed: 1989-07-06
Granted: 1992-11-14
Abstract: Pigment-attched  fluorescent  substance  for  color  CRT  is prepared by (A) attaching 0.005-1 part  acrylic  emulsion  to  100 parts fluorescent particles to give an aqueous dispersed solution, (B)  attaching  0.001-0.1  part  polyvinyl  alcohol   to   pigment particles to give an aqueous dispersed solution,  (C)  mixing  the two dispersed solutions and adjusting  pH  to  7-3  by  adding  an acidic  solution  to  the  mixture,  and  (D)  attaching   pigment particles to the  surfaces  of  fluorescent  particles  by  adding 0.01-0.5 part oxalic acid  as  a  hardening  agent.  The  produced fluorescent substance shows a uniform  attachment  of  pigment,  a good dispersivity of particles and an excellent affinity with  the composition liquid.
Patent KR-920002520-B1 (KR)
Title: Credit-card search device and method using teletext
Inventor: PARK KWAN
IPC: H04N7/08
Filed: 1989-07-07
Granted: 1992-03-27
Abstract: The apparatus includes a tuner (301) for receiving  broadcast TV signals. A detector (302) detects the  output  signals  of  the tuner (301),  and  a  teletext  signal  extractor  (303)  extracts teletext data for the relevant card from the composite signals.  A teletext signal  processing  circuit  (304)  converts  the  output signals of the signal extractor (303) by processing  them,  and  a memory (305) stores problematic card numbers. A central processing unit (306) performs overall controls for referencing a card, and a ROM stores execution programs. A  card  reader  (309)  reads  card numbers from credit cards, and a card  signal  processing  circuit (310) processes the output of the card reader (309).
Patent KR-970004929-B1 (KR)
Inventor: NORMAN ELVOY LUKER
IPC: B29C48/04
Filed: 1989-07-26
Granted: 1997-04-10
Abstract: 내용 없음.