DIETER GRASSLIN FEINWRKTECHNIK A CORP OF GERMANY

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4803379 Circuit arrangement for power supply for electrical and electronic control or regulating devicesExpiredMay 06, 87Feb 07, 89[H02M]
4733026 Adjustable switch and actuator armExpiredFeb 05, 86Mar 22, 88[H01H]
4681254 Device for thermostatic valves, particularly for the temperature reduction of thermostat - controlled radiatorsExpiredDec 02, 83Jul 21, 87[F24F]
4588304 Program carrier for switching chronometer systemsExpiredMar 22, 84May 13, 86[G04F]
4564827 Programmable control for a switching chronometerExpiredMar 26, 84Jan 14, 86[H01H]
4558192 Multi-range timer switch deviceExpiredDec 23, 82Dec 10, 85[G04C]
4506826 Time-controlled heat regulator with nighttime temperature lowering capabilityExpiredJan 17, 83Mar 26, 85[F23N]
4504154 Indexing element for switching a chronometerExpiredDec 23, 82Mar 12, 85[G05B, G04C, H01H]
4463617 Milti-range cycle control timer unitExpiredNov 05, 81Aug 07, 84[H01H]
4449832 Program input and/or time setting deviceExpiredMar 17, 82May 22, 84[G08C, G04B, G04C]

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