PROCESS FOR ASSEMBLING AN ELECTRON TUBE ELECTRODE
United States Patent 3483349

Inventors:
Wanner, Louis R.
Publication Date:
12/09/1969
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Assignee:
SYLVANIA ELECTRIC PROD
Primary Class:
Other Classes:
313/317, 219/93
International Classes:
B23K11/093; B23K11/00; B23K11/04; B23K9/02; B23K11/02




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