| Patents for G08C 23 - Non-electric signal transmission systems, e.g. optical systems (9,931) |
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| 10/23/1979 | CA1065043A1 Receiving system of telemetering signal |
| 10/02/1979 | US4169353 Pneumatic control device |
| 09/25/1979 | CA1063229A1 System for collecting information in water |
| 06/27/1979 | EP0002435A1 Remote control for controlling and switching variable and fixed functions and parameters in telecommunication equipment |
| 06/27/1979 | EP0002434A1 Remote control for the controlling and switching and the commuting of functions and of control magnitudes in telecommunication equipment |
| 05/29/1979 | US4156810 Transmitting device of light signal for remote control |
| 04/24/1979 | US4151407 Low-power, infrared information transmission system |
| 04/24/1979 | CA1053084A1 Differential pressure indicator including remote sensing means |
| 04/17/1979 | US4150284 Medical patient condition monitoring system |
| 04/03/1979 | US4147222 Acoustical underwater communication system for command control and data |
| 10/10/1978 | US4119948 Remote meter reading system |
| 10/03/1978 | US4117863 Control device for operation by the mouth of a handicapped person |
| 09/26/1978 | US4117460 Sensing device |
| 07/18/1978 | US4101878 Self-cut-off power switch for a remote controlled electronic equipment |
| 07/04/1978 | US4099163 Method and apparatus for digital data transmission in television receiver remote control systems |
| 05/23/1978 | US4091357 Receiving system of telemetering signal |
| 05/23/1978 | US4091276 Remote control switching |
| 05/23/1978 | US4091273 Electro-optical switching system |
| 04/25/1978 | US4086564 Electronic alarm circuitry |
| 03/07/1978 | US4078236 Remote switching apparatus |
| 02/14/1978 | US4074234 Control system for an aerial device |
| 01/17/1978 | US4069469 System for collecting information in water |
| 01/10/1978 | US4067329 Tube disconnection warning device |
| 12/27/1977 | US4065747 Acoustical underwater communication system for command control and data |
| 12/27/1977 | US4064806 Ultrasonic remote control system |
| 05/17/1977 | US4024502 Device for remote control of electrical power units |
| 03/08/1977 | US4010708 Differential pressure indicator including remote sensing means |
| 10/19/1976 | US3986399 Filled-in-fluid and diaphragm type intermediate device for transmitting pressure |
| 06/15/1976 | US3962911 Method and apparatus for coupling signals from a rotating device with end shafts exposed |
| 04/06/1976 | US3949366 Remote control system for electrical power outlet |
| 03/09/1976 | US3943491 Ultrasonic digital receiver |