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GB805910A
|
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Improvements in or relating to directional radio apparatus
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|
DE1059056B
|
|
Transmit / receive switch with echo blocker for ultra high frequency connections
|
|
GB788283A
|
|
Improvements in or relating to electric circuit breaking devices
|
|
GB782878A
|
|
Improvements in or relating to automatically controlled variable frequency oscillators
|
|
GB773356A
|
|
Improvements in or relating to pulse signal receivers
|
|
DE1009318B
|
|
Arrangement for cooling an electron tube by evaporating a finely atomized coolant
|
|
GB740148A
|
|
Improvements in or relating to radar display and viewing systems
|
|
DE1002824B
|
|
Switching device for wireless connections with pulse operation
|
|
US2830181A
|
|
Electronic regulator for follow-up servosystems
|
|
GB752142A
|
|
Improvements in or relating to band-pass filters for ultra-high frequencies
|
|
US2807783A
|
|
Pulse code modulation systems
|
|
GB756477A
|
|
Improvements in or relating to pulse counting systems
|
|
DE1005142B
|
|
Arrangement for the generation of pulses which are distributed over several points in the same time sequence
|
|
GB740871A
|
|
Improvements in or relating to radio transmitters operating with independent side bands
|
|
DE953812C
|
|
Method and arrangement for decoding received code impulse messages
|
|
GB726281A
|
|
Improvements in or relating to balanced modulator circuit arrangements
|
|
GB737613A
|
|
Improvements in the automatic frequency control of oscillators
|
|
DE931897C
|
|
Synchronization system for pulse transmission, in particular code pulse transmission
|
|
DE959020C
|
|
Device for the encryption and decryption of code pulse signals
|
|
GB755724A
|
|
Improvements in or relating to cooling arrangements for the anodes of electronic tubes
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