CH265359A
(en )
1949-11-30
Frequency-keyed telegraph transmitter.
DK67637C
(en )
1948-09-20
Remote signaling system with Group selectors.
DK66625C
(en )
1948-04-19
Fully or semi-automatic Remote Signaling System.
DK66373C
(en )
1948-03-01
System with several Control Desks for Remote Control of a Transmitter.
CH288280A
(en )
1953-01-15
Automatic teleprinter central office system.
CH233877A
(en )
1944-08-31
Automatic mass-locked firearm.
CH286686A
(en )
1952-10-31
Facsimile telegraph installation.
CH270996A
(en )
1950-09-30
Facsimile telegraph installation.
CH248647A
(en )
1947-05-15
Automatic telegraph transmitter.
DK76816C
(en )
1953-12-14
Remote signaling system with keys.
CH283596A
(en )
1952-06-15
Automatic telegraph installation.
FR975052A
(en )
1951-03-01
Remote control
DK75634C
(en )
1953-03-30
Remote signaling control system.
CA404379A
(en )
1942-04-28
Remote control gearshift
CA402817A
(en )
1942-02-10
Remote control system
CA408524A
(en )
1942-11-10
Remote control system
CA408920A
(en )
1942-11-24
Remote control system
CA406109A
(en )
1942-07-14
Remote control system
CH251547A
(en )
1947-10-31
Surge transmitter.
DK75510C
(en )
1953-03-02
Carrier transmission system with automatic gain control means.
DK72826C
(en )
1951-07-30
Remote signaling system with several channels.
CH227865A
(en )
1943-07-15
Control system.
DK74056C
(en )
1952-04-28
Electric remote control system.
DK67190C
(en )
1948-07-12
Electrical Remote Control System with a Transducer and a Receiver Transformer, especially for Piping Systems.
DK65401C
(en )
1947-02-10
Electrical System for Remote Angle Positioning.