DK50601C
(en )
1935-09-02
Receive switch for generating an interference frequency.
CH213354A
(en )
1941-01-31
Receiver for modulated high frequency oscillations.
DK49815C
(en )
1935-01-28
Procedure for the Production of Dihydroresorcin.
DK49946C
(en )
1935-03-04
Circuit arrangement for amplification of high frequency oscillations.
FR762941A
(en )
1934-04-20
Radio frequency amplifiers
SU45635A1
(en )
1936-01-31
Frequency multiplier
DK53642C
(en )
1937-09-27
Coupling for Amplification of Electrical Oscillations.
DK53933C
(en )
1937-11-29
Amplifier for high frequency electrical oscillations.
DK48849C
(en )
1934-06-11
Circuit arrangement for receiving high frequency oscillations.
CH175481A
(en )
1935-02-28
Circuit arrangement for amplifying high-frequency oscillations.
DK49945C
(en )
1935-02-25
Circuit arrangement for amplifying high frequency oscillations using an amplifier tube with one or more gratings.
CH203562A
(en )
1939-03-15
Circuit for amplifying modulated high-frequency oscillations.
FR771205A
(en )
1934-10-03
Circuit trap for high frequency
DK49307C
(en )
1934-09-24
Circuit arrangement for generating, amplifying or increasing the frequency of high-frequency oscillations.
DK52844C
(en )
1937-03-22
Oscillator for generating high frequency oscillations.
DK54516C
(en )
1938-03-28
Coupling for Receiving modulated High Frequency Oscillations.
DK47938C
(en )
1933-10-30
Circuit arrangement for generating or amplifying electrical oscillations.
FR805686A
(en )
1936-11-26
High frequency coupling circuits
DK51282C
(en )
1936-02-17
Low frequency amplifier.
AT160171B
(en )
1941-02-25
Distortion-free amplifier circuit.
DK54738C
(en )
1938-05-16
Coupling to Unification of modulated High Frequency Oscillations.
DK61992C
(en )
1944-03-06
Coupling for Amplification of Electrical Oscillations.
DK54929C
(en )
1938-07-04
Coupling to Modulation of High Frequency Oscillations.
DK49184C
(en )
1934-08-27
High frequency amplifier coupling.
DK51981C
(en )
1936-08-10
Coupling with associated discharge tube for amplification and frequency transformation of electrical oscillations.