DK55313C
(en )
1938-10-10
Tilting device for TV receivers.
DK54311C
(en )
1938-02-14
Automatic Selectivity Adjustment Device for Radio Receivers.
DK53822C
(en )
1937-11-08
Automatic Tuning Device for Radio Receivers.
DK53892C
(en )
1937-11-22
Control device for Radio Receivers.
DK48151C
(en )
1933-12-18
Selectivity device for Radio receivers.
FR797854A
(en )
1936-05-05
Automatic adjustment device for radio receivers
DK48063C
(en )
1933-11-27
Device by Radio Receivers.
DK54412C
(en )
1938-03-07
Transmission system for Radio receivers.
DK56625C
(en )
1939-09-04
Control device for Radio Receivers.
DK56624C
(en )
1939-09-04
Device for Radio Receivers for Indicating the Right Tune.
DK46212C
(en )
1932-09-19
Device for Radio Receivers.
DK53022C
(en )
1937-05-03
Antenna connection for Radio receivers.
DK46925C
(en )
1933-02-13
Device for automatic volume control by radio receivers.
DK57359C
(en )
1940-03-11
Device with High Frequency Amplifiers, in particular Radio Receivers, for automatic Adjustment of the Selectivity.
FR43779E
(en )
1934-08-30
Automatic sensitivity adjustment device for radio receivers
DK51818C
(en )
1936-06-29
Radio receiver with automatic Selectivity control.
AT140662B
(en )
1935-02-25
Control device for radio receivers.
ES143062A1
(en )
1936-11-01
An apparatus for automatic tuning of radio receivers.
DK53055C
(en )
1937-05-10
Program Converter for Radio Receivers.
DK60742C
(en )
1943-03-29
Tuning device for Radio Receivers.
DK50164C
(en )
1935-04-23
Device for Tuning Radio Receivers by a single Tuning Button.
DK54615C
(en )
1938-04-19
Tuning mechanism for Radio Receivers.
DK45622C
(en )
1932-05-02
Device by Radio Receivers.
DK46310C
(en )
1932-10-10
Device by Radio Receivers.
DK55638C
(en )
1939-01-02
Automatic Volume Control Device for Modulated Carrier Receivers.