PROCESS FOR ASSEMBLING AN ELECTRON TUBE ELECTRODE
United States Patent 3483349
Inventors:
Wanner, Louis R.
Publication Date:
12/09/1969
Assignee:
SYLVANIA ELECTRIC PROD
Other Classes:
313/317, 219/93
International Classes:
B23K11/093; B23K11/00; B23K11/04; B23K9/02; B23K11/02