Electric discharge device
United States Patent 3089972

Inventors:
Larson, Daniel A.
Walsh, Peter J.
Publication Date:
05/14/1963
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Assignee:
WESTINGHOUSE ELECTRIC CORP
Primary Class:
313/34
Other Classes:
313/318.020, 313/43, 439/612, 313/488
International Classes:
H01J61/72; H01J61/00
Foreign References:
GB784859A
DE936527C