Cap-shaped control electrode securing cathode by thin supporting members
United States Patent 3354340
US Patent References:
Cathode ray tube electrode assembly
- - 2833952

Low power heater
- - 3155865


Inventors:
Raymund, Almer Friedrich Herman
Marie, Schrijnemakers Gerardus
Adrianus, Kuiper
Rooy, Alphonsus Petrus Van
Publication Date:
11/21/1967
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Assignee:
PHILIPS CORP
Primary Class:
313/447
Other Classes:
313/263, 313/257
International Classes:
H01J3/02; H01J29/48; H01J3/00