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Patent Number Title Of Patent Date Issued
4910550 Image formation apparatus with supplemental light source Mar. 20, 1990
4910549 Exposure method and apparatus therefor Mar. 20, 1990
4910548 Camera with a multi-zone focus detecting device Mar. 20, 1990
4910547 Lens driving system for automatic focusing zone focus camera Mar. 20, 1990
4910546 Film processing device Mar. 20, 1990
4910545 Finder optical system Mar. 20, 1990
4910544 Focus adjusting apparatus in zoom lens camera Mar. 20, 1990
4910543 Camera Mar. 20, 1990
4910542 Single-lens reflex camera with built-in flash Mar. 20, 1990
4910541 Light square projector for use in pasting adhesively-waxed printed pieces upon a layout sheet Mar. 20, 1990
4910540 Countercurrent asphalt drum dryer/mixer Mar. 20, 1990
4910539 RF frequency fiber optic power coupling device Mar. 20, 1990
4910538 Image forming apparatus including a belt-like recording medium having an exposed conductive regi... Mar. 20, 1990
4910537 Image forming apparatus Mar. 20, 1990
4910536 Electrophotographic photosensitive member, electrophotographic apparatus and process for forming... Mar. 20, 1990
4910535 Image forming apparatus Mar. 20, 1990
4910534 Light emitting apparatus Mar. 20, 1990
4910533 Color thermal printer Mar. 20, 1990
4910532 Image recording apparatus Mar. 20, 1990
4910531 Image recorder with a transformer having parallel leakage fluxes Mar. 20, 1990
4910530 Thermal transcription printer Mar. 20, 1990
4910529 Multifunction cell with a variable volume chamber and a fluid supply circuit for an ink jet prin... Mar. 20, 1990
4910528 Ink jet printer thermal control system Mar. 20, 1990
4910527 Configurable KU-band receiver for satellite antenna feed Mar. 20, 1990
4910526 Airborne surveillance method and system Mar. 20, 1990
4910525 Audio verification system and technique for GPS receivers Mar. 20, 1990
4910524 Investigating and controlling the pointing direction of an antenna on board a spacecraft Mar. 20, 1990
4910523 Micrometer wave imaging device Mar. 20, 1990
4910522 Electromagnetic test method Mar. 20, 1990
4910521 Dual band communication receiver Mar. 20, 1990
4910520 High speed synthetic radar processing system Mar. 20, 1990
4910519 Electronic volume correctors Mar. 20, 1990
4910518 Comparator unit for a flash analog-to-digital converter Mar. 20, 1990
4910517 Digital data detector Mar. 20, 1990
4910516 Integrated dual-slope analog to digital converter with R/C variance compensation Mar. 20, 1990
4910515 Digital signal processing circuit Mar. 20, 1990
4910514 D/A converter Mar. 20, 1990
4910513 Apparatus and methods for generating a stall warning margin on an aircraft attitude indicator di... Mar. 20, 1990
4910512 Monitoring equipment for the safety devices used in vehicles when driving in reverse Mar. 20, 1990
4910511 Radio pager having local- and wide-area reception modes Mar. 20, 1990
4910510 System for off-the-air reprogramming of communication receivers Mar. 20, 1990
4910509 Bus expander for digital TV receiver Mar. 20, 1990
4910508 Matrix logic circuit network suitable for large-scale integration Mar. 20, 1990
4910507 Interface module for connecting collision detection LAN user terminals to different access mode ... Mar. 20, 1990
4910506 Data communication apparatus Mar. 20, 1990
4910505 Graphic display apparatus with combined bit buffer and character graphics store Mar. 20, 1990
4910504 Touch controlled display device Mar. 20, 1990
4910503 Multi-function input device and system Mar. 20, 1990
4910502 Device for detecting the unbalance of a rotating machine from a predetermined threshold Mar. 20, 1990
4910501 Creosote fire alarm system Mar. 20, 1990










 
 
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