DK67728C
(en )
1948-10-04
Apparatus with an electron tube for generating, amplifying or converting ultra-high frequency oscillations.
CH257595A
(en )
1948-10-15
Tunable ultra-high frequency apparatus.
DK69853C
(en )
1949-09-12
Apparatus for generating or amplifying high-frequency oscillations.
DK70613C
(en )
1950-02-13
Apparatus for amplifying or generating very high frequency electrical oscillations.
DK73463C
(en )
1951-12-03
Apparatus for transmitting or generating electrical oscillations at very high frequencies.
DK71002C
(en )
1950-05-15
Apparatus for generating ultra-high frequency oscillations.
DK65890C
(en )
1947-11-17
Electron tubes for amplifying or generating very high frequency electrical oscillations.
DK80905C
(en )
1956-04-30
Apparatus with a discharge tube in which the velocity of the electrons is controlled by an ultra-high frequency oscillation.
DK65924C
(en )
1947-11-24
Apparatus with an Electron Tube for Ultra High Frequencies.
DK71614C
(en )
1950-10-23
Apparatus for generating phase-modulated ultra-high-frequency oscillations with an electron tube.
DK66507C
(en )
1948-03-30
Apparatus for generating or amplifying very high frequency oscillations.
DK73278C
(en )
1951-10-29
Apparatus for adjusting the load of an X-ray tube.
DK70170C
(en )
1949-11-07
Apparatus for amplifying or generating ultra-high frequency oscillations.
DK66763C
(en )
1948-05-10
Apparatus for Providing Ultra High Frequency Electromagnetic Oscillations.
DK70939C
(en )
1950-05-01
Apparatus for generating a high frequency rotating field.
DK71274C
(en )
1950-07-24
Coupling and electric discharge tubes for amplifying or generating ultra-high frequency electric oscillations.
DK76783C
(en )
1953-12-07
Apparatus for detecting frequency modulated oscillations containing an electron tube.
DK74450C
(en )
1952-07-14
Apparatus for generating regular vibrations.
DK77016C
(en )
1954-01-25
Apparatus for converting mechanical oscillations into electrical oscillations or amplifying electrical oscillations.
DK71005C
(en )
1950-05-15
Device with speed-modulated electron beam.
DK67834C
(en )
1948-10-25
Apparatus for measuring frequencies.
DK69945C
(en )
1949-09-26
Electron tubes with cavity anode, especially for ultra-high frequencies.
DK74093C
(en )
1952-05-05
Coupling for adjustable and distortion-free amplification of electrical oscillations.
DK69485C
(en )
1949-07-04
Apparatus in which two high-frequency oscillations with different frequencies are combined in such a way that oscillations occur with the sum or difference frequency.
DK63602C
(en )
1945-06-11
Procedure for the manufacture of carbon paper.