CH232472A
(en )
1944-05-31
Relay station for the transmission of high frequency oscillations.
DK54852C
(en )
1938-06-13
Coupling with electric discharge tube for regulating the frequency of an oscillation system.
DK56281C
(en )
1939-06-12
Electric discharge tube for generating high-frequency oscillations and containing an oscillation generator.
DK61952C
(en )
1944-02-21
Electric Discharge Tube for Amplification of High Frequency Oscillations.
DK55475C
(en )
1938-11-21
Electric Discharge Tube of the Multiplier Type.
DK55761C
(en )
1939-01-30
Electric Quartz Discharge Pipe.
DK55194C
(en )
1938-09-12
Radio Receiving Coupling with Means for Suppressing Aperiodic Disorders.
DK53642C
(en )
1937-09-27
Coupling for Amplification of Electrical Oscillations.
DK62514C
(en )
1944-07-31
Apparatus and electric discharge tube for generating particularly high frequency electric oscillations.
DK58038C
(en )
1940-09-30
Procedure for the manufacture of insulin-containing suppositories.
DK66554C
(en )
1948-04-05
Systems for Frequency Transformation of High Frequency Oscillations.
DK55497C
(en )
1938-11-28
Coupling for Frequency Multiplication or Frequency Division of High Frequency and Ultra High Frequency Oscillations as well as for Application by the Coupling suitable Magnetron.
DK58151C
(en )
1940-11-11
Electric Discharge Tube for Optical Indication of Voltages.
DK56714C
(en )
1939-09-25
Coupling element for transmission of high-frequency electric waves.
DK56350C
(en )
1939-06-26
Procedure for the manufacture of insulin preparations.
DK61992C
(en )
1944-03-06
Coupling for Amplification of Electrical Oscillations.
DK56253C
(en )
1939-06-06
Method for the manufacture of arc chamber parts under arc under the influence of arc.
DK77638C
(en )
1954-06-08
Electric discharge tube for generating or amplifying electrical oscillations.
DK58890C
(en )
1941-07-28
Electrode system for Unidirectional or Control of high or medium frequency electrical oscillations.
DK72404C
(en )
1951-04-16
Coupling for transmission of electrical oscillations.
DK56805C
(en )
1939-10-16
Mixing tube with an oscillator anode consisting of rod-shaped parts.
DK49946C
(en )
1935-03-04
Circuit arrangement for amplification of high frequency oscillations.
DK61848C
(en )
1944-01-31
Coupling and Discharge Tube for Amplification of High Frequency Electrical Oscillations.
DK60232C
(en )
1942-10-12
Electric Discharge Tube for Optical Voltage Display.
CA319519A
(en )
1932-02-02
Discharge tube for amplifying electric oscillations