Kienzle Apparate GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4810118 Cartridge system for printing apparatusExpiredMay 22, 86Mar 07, 89[B41J]
4807737 Manually actuated, self-collecting parking meterExpiredJan 27, 87Feb 28, 89[G07C, G07F]
D293557 TaximeterExpiredNov 16, 84Jan 05, 88[]
4715223 Device for testing properties of coinsExpiredMar 26, 85Dec 29, 87[G01D]
4676680 Printing assembly with coloring systemExpiredMar 17, 86Jun 30, 87[D41J]
4670750 Photoelectric impulse transmitterExpiredMar 01, 85Jun 02, 87[G08C]
4655446 Storage compartment for documentsExpiredFeb 08, 85Apr 07, 87[B65H]
4650177 Record sortingExpiredAug 15, 85Mar 17, 87[B65H]
4625958 Document feeding mechanism with pivotable input chuteExpiredFeb 22, 85Dec 02, 86[B65H]
4607739 Coin activated timer mechanismExpiredApr 16, 84Aug 26, 86[G07F]
4589143 Information processing mechanism with combined printing and reading deviceExpiredApr 22, 83May 13, 86[G06K]
4580039 Circuit arrangement for the protection of data in volatile write-read memories (RAM)ExpiredJan 26, 83Apr 01, 86[G07B]
4577683 Heat exchanger with separate helical ductsExpiredMay 25, 84Mar 25, 86[F28D]
4578760 Arrangement for controlling an electronic taximeterExpiredJan 20, 83Mar 25, 86[G07B, G06F]
4538643 Electropneumatic pilot control stage for a pneumatic servo valveExpiredJun 07, 83Sep 03, 85[F16K]
4539644 Electronic taximeter and control system thereforExpiredMay 18, 82Sep 03, 85[G07B]
4531852 Printing apparatus of modular construction having a rotatable printhead and plural print stationsExpiredMar 03, 83Jul 30, 85[B41J]
4524804 Electropneumatic servo valve for controlling a volume current and pressure, respectivelyExpiredMay 02, 83Jun 25, 85[F15B]
4521122 Needle printer assemblyExpiredDec 08, 82Jun 04, 85[B41J]
4507963 Tachograph cover door assemblyExpiredOct 21, 82Apr 02, 85[E05D, G01D]

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