CH386563A
(en )
1965-01-15
Electric discharge lamp
CH397092A
(en )
1965-08-15
Cathode for an electric discharge tube
CH404815A
(en )
1965-12-31
Cathode ray tube
CH397879A
(en )
1965-08-31
Glow discharge tube, in particular voltage stabilizing tube
CH383508A
(en )
1964-10-31
Indirectly heated cathode for electrical discharge tubes
DK98973C
(en )
1964-06-08
Electric discharge tube with glow cathode.
DK96194C
(en )
1963-06-10
Electric discharge tube with indirect heated cathode.
FR1243786A
(en )
1960-10-14
Cathode ray tube
CH392706A
(en )
1965-05-31
Electron discharge device
DK93468C
(en )
1962-05-21
Electric discharge tube with an indirect heated cylindrical cathode.
DK100183C
(en )
1964-11-02
Electric discharge tube with an indirectly heated, elongated cylindrical cathode.
FR1262531A
(en )
1961-05-26
Advanced Electric Discharge Tube
CH387178A
(en )
1965-01-31
Electric discharge tube with indirectly heated cathode
CH386571A
(en )
1965-01-15
Indirectly heated cathode in a discharge tube
FR1267590A
(en )
1961-07-21
Electric discharge tube with indirectly heated cathode
DK100836C
(en )
1965-01-25
Cathode for electric discharge pipes.
FR1271730A
(en )
1961-09-15
Coupled Cathode Magnetron
DK98390C
(en )
1964-04-06
X-ray tube with rotating anode.
CA568994A
(en )
1959-01-13
Indirectly heated cathode
CA584596A
(en )
1959-10-06
Indirectly heated cathode
DK103247C
(en )
1965-12-06
Lattice electrode for electric discharge tubes.
FR1266434A
(en )
1961-07-07
Thermionic tube cathode
DK96014C
(en )
1963-05-20
Lattice electrode for high-frequency electric discharge tubes.
DK93267C
(en )
1962-04-24
Lattice electrode for high-frequency electric discharge tubes.
BE595048A
(en )
1961-03-14
Electric discharge tube with indirectly heated cathode.