CH266753A
(en )
1950-02-15
Electron discharge device.
FR928831A
(en )
1947-12-09
Cathode beam television transmitter tube
CH293922A
(en )
1953-10-15
Circuit arrangement with a cathode ray tube provided with means for deflecting the electron beam.
CH260209A
(en )
1949-02-28
Cathode ray tube device.
NL72659C
(en )
1952-09-15
Device equipped with an electron beam tube
CH253108A
(en )
1948-02-15
Beam transformer with at least one vacuum tube in which electrons are accelerated.
CH252006A
(en )
1947-11-30
Cathode ray tube with electrostatic deflection.
CH260419A
(en )
1949-03-15
Cathode for an electron tube.
CH257237A
(en )
1948-09-30
Discharge tube.
FR947275A
(en )
1949-06-28
Electron tube devices
DK69451C
(en )
1949-06-27
Electron beam tube with ion protection device at the cathode.
NL142274B
(en )
ELECTRON BEAM TUBE.
CH264737A
(en )
1949-10-31
Cathode ray tube.
CH260978A
(en )
1949-04-15
Cathode ray switch.
CH259237A
(en )
1949-01-15
Electron tube.
CH251243A
(en )
1947-10-15
Cathode ray tube.
DK72641C
(en )
1951-06-18
Cathode ray tubes with ion removal agents.
CH262103A
(en )
1949-06-15
Electron tube.
CH261497A
(en )
1949-05-15
Electron tube.
DK71791C
(en )
1950-12-04
Electron tube for optical voltage indication.
CH247335A
(en )
1947-02-28
Cathode ray tube.
DK68231C
(en )
1948-12-27
Electron discharge device with V-shaped wire-shaped cathode.
DK70716C
(en )
1950-03-13
Electron tube with transverse control.
FR951257A
(en )
1949-10-20
Cathode ray tube indicators
DK76458C
(en )
1953-10-05
Coupling with an electron beam tube, in which the beam has a high density.