FR930851A
(en )
1948-02-06
Electronic discharge device
FR1105043A
(en )
1955-11-25
Convergence device for electron discharge tubes
CH339293A
(en )
1959-06-30
Device comprising an electron tube for ultra-high frequency with two-dimensional delay grating
FR938579A
(en )
1948-10-19
Electron discharge device
FR937747A
(en )
1948-08-25
Electronic discharge device
CH281262A
(en )
1952-02-29
Assembly comprising an electron discharge tube and a mounting device for this tube.
FR945229A
(en )
1949-04-28
Electronic discharge device
FR1147408A
(en )
1957-11-25
Electron discharge device
CH455058A
(en )
1968-04-30
Cooling device for an electron discharge tube
FR883545A
(en )
1943-07-07
Device comprising a discharge tube
CH248982A
(en )
1947-05-31
Device equipped with an electron ray tube.
CH259230A
(en )
1949-01-15
Electronic tube operating on very short waves.
FR943758A
(en )
1949-03-17
Electronic discharge device
FR1147407A
(en )
1957-11-25
Electron discharge device
CH259949A
(en )
1949-02-15
Velocity modulated electron discharge device.
FR1103286A
(en )
1955-11-02
Mounting device for electron tube
FR950386A
(en )
1949-09-26
Electronic discharge device
CH270142A
(en )
1950-08-15
Device comprising an electron beam tube.
CH276257A
(en )
1951-06-30
Velocity modulation type electronic discharge device.
FR907017A
(en )
1946-02-27
Device for discharge tubes
FR973722A
(en )
1951-02-14
Direction indicator and similar radio systems
FR939346A
(en )
1948-11-10
Ultra high frequency electronic discharge device
CH307075A
(en )
1955-05-15
Connection device intended for the assembly of tubes.
FR905996A
(en )
1945-12-19
Operating device for discharge lamps
FR943679A
(en )
1949-03-15
Electronic discharge tube mounting method