CH232472A
(en )
1944-05-31
Relay station for the transmission of high frequency oscillations.
CH213354A
(en )
1941-01-31
Receiver for modulated high frequency oscillations.
DK59365C
(en )
1942-01-05
Coupling for Generating or Amplifying Ultra High Frequency Oscillations.
CH238067A
(en )
1945-06-15
High frequency tube amplifier.
CH216275A
(en )
1941-08-15
Circuit for ultra-high frequency oscillations.
DK58185C
(en )
1940-11-25
Coupling for Amplification or Frequency Conversion or both Amplification and Frequency Conversion of Electrical Oscillations.
DK59205C
(en )
1941-11-17
Coupling for Amplification of Low Frequency Oscillations and with Countercoupling.
DK49307C
(en )
1934-09-24
Circuit arrangement for generating, amplifying or increasing the frequency of high-frequency oscillations.
DK70170C
(en )
1949-11-07
Apparatus for amplifying or generating ultra-high frequency oscillations.
DK61410C
(en )
1943-10-11
Frequency detector, especially for Fine tuning of High Frequency Amplifiers.
DK63186C
(en )
1945-02-19
Device for amplifiers for ultra-high frequency oscillations.
AT160178B
(en )
1941-02-25
Frequency transformer at rest.
DK49184C
(en )
1934-08-27
High frequency amplifier coupling.
DK61992C
(en )
1944-03-06
Coupling for Amplification of Electrical Oscillations.
DK66554C
(en )
1948-04-05
Systems for Frequency Transformation of High Frequency Oscillations.
DK69334C
(en )
1949-06-13
Coupling for stabilizing oscillators for frequency modulated high frequency oscillations.
DK58507C
(en )
1941-03-17
Low frequency amplifier.
DK65471C
(en )
1947-08-04
Coupling for Amplification or Frequency Transformation of Electrical Oscillations.
DK52844C
(en )
1937-03-22
Oscillator for generating high frequency oscillations.
DK64537C
(en )
1946-06-11
Coupling to Highlight the Carrier in Relation to the Side Bands or Side Bands in Relation to the Carrier of an Amplitude-Modulated Oscillation.
DK65890C
(en )
1947-11-17
Electron tubes for amplifying or generating very high frequency electrical oscillations.
DK48849C
(en )
1934-06-11
Circuit arrangement for receiving high frequency oscillations.
CH212949A
(en )
1940-12-31
Neutralized high frequency stage.
DK54516C
(en )
1938-03-28
Coupling for Receiving modulated High Frequency Oscillations.
DK67504C
(en )
1948-08-30
Coupling to Receive Frequency Modulated Oscillations.