FR941200A
(en )
1949-01-04
Frequency modulation system
DK73580C
(en )
1952-01-02
Coupling for amplification of electrical oscillations.
CH257595A
(en )
1948-10-15
Tunable ultra-high frequency apparatus.
DK69581C
(en )
1949-07-18
Coupling for constant maintenance of the average frequency of frequency modulated transmitters.
CH242962A
(en )
1946-06-15
Transmitter group for the transmission of oscillations modulated in frequency or phase.
DK63505C
(en )
1945-05-22
Receive coupling for frequency modulated oscillations.
DK76356C
(en )
1953-09-14
Coupling for constant maintenance of the average frequency of a frequency modulated oscillator.
DK64220C
(en )
1946-01-07
Overlay Receive Coupling for Receiving Frequency Modulated or Amplitude Modulated Oscillations.
FR948609A
(en )
1949-08-05
Frequency modulated receiver
FR950682A
(en )
1949-10-04
Frequency modulated receiver
DK72565C
(en )
1951-05-28
Installations for the transmission of phase or frequency modulated telecommunications signals.
DK67763C
(en )
1948-10-11
Coupling for transmitting high-frequency electrical oscillations.
DK72375C
(en )
1951-04-09
Coupling for stabilizing the carrier frequency of a frequency modulated oscillation.
DK63805C
(en )
1945-08-13
Systems for the Transmission of Modulated Electromagnetic Waves.
DK73309C
(en )
1951-11-05
Coupling for amplification of electrical oscillations.
FI22352A
(en )
1947-09-10
Frequency modulation for self-regulation
FR911438A
(en )
1946-07-08
Frequency Modulated Radiogonometry System
DK75693C
(en )
1953-04-13
Coupling for frequency modulation of a carrier.
DK71588C
(en )
1950-10-16
Coupling to frequency modulation.
DK72071C
(en )
1951-01-29
Coupling for frequency modulation of an electrical oscillation.
DK65360C
(en )
1947-01-27
High frequency transmission line.
AU119145B2
(en )
Frequency modulation systems
DK64625C
(en )
1946-07-15
Coupling at Pipe Transmitters for Telegraphy.
AU121762B2
(en )
Frequency modulation system
CA411996A
(en )
1943-04-27
Frequency modulation system