BE602915A
(en )
1961-08-16
Remote control system for vehicles.
DK127488B
(en )
1973-11-12
Transmission system for transmitting impulse signals.
FR1305616A
(en )
1962-10-05
Signal transmission device for pulse code modulation telephone network
FR1456515A
(en )
1966-10-28
Signal dispersal system
FR1241902A
(en )
1960-09-23
Signal transmission system, in particular for television and belinographic systems
FR1206845A
(en )
1960-02-11
Signaling signal transmission system for pulse telecommunication systems
FR1245071A
(en )
1960-11-04
Telegraph signaling device for a telephone system
FR1188451A
(en )
1959-09-23
System for signal transmission
BE612005A
(en )
1962-04-16
Telephone signaling system
BE579802A
(en )
1959-10-16
Low-pass filter for signal transmission systems using pitch modulated pulses.
FR1379814A
(en )
1964-11-27
Signal transmission system
BE576033A
(en )
1959-06-15
Signaling system
FR1192150A
(en )
1959-10-23
Signaling system for powerline telephone systems
FR1383538A
(en )
1964-12-24
Enhanced video signal presentation systems
FR1379663A
(en )
1964-11-27
Amplitude level compressor device for multi-channel transmission systems modulated by pulse code
BE608334A
(en )
1962-01-14
Signal transmission system using echo suppressors
FR1093546A
(en )
1955-05-05
Television signal transmission system
FR1380388A
(en )
1964-11-27
Optical or acoustic signaling device
FR1392137A
(en )
1965-03-12
Signal transmission system
FR1372633A
(en )
1964-09-18
Conversation signal interpolation communication system
FR1428112A
(en )
1966-02-11
Communication system for signal transmission
FR1311505A
(en )
1962-12-07
Signal transmission system on communication routes
FR1363073A
(en )
1964-06-05
Time multiplex telegraph signal transmission system
FR1393635A
(en )
1965-03-26
Signal transmission system
FR1347303A
(en )
1963-12-27
Signal transmission system