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International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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Application filed by International Standard Electric CorpfiledCriticalInternational Standard Electric Corp
Application grantedgrantedCritical
Publication of FR941267ApublicationCriticalpatent/FR941267A/en
H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
H01J1/02—Main electrodes
H01J1/13—Solid thermionic cathodes
H01J1/14—Solid thermionic cathodes characterised by the material
FR941267D1946-01-261947-01-22
Cathodes for electronic discharge tubes
ExpiredFR941267A
(en)