Electric lamp and method of manufacture
United States Patent 2317031

Inventors:
Cotman, Carl A.
Wright, Daniel K.
Publication Date:
04/20/1943
Export Citation:
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Assignee:
GEN ELECTRIC
Primary Class:
313/115
Other Classes:
313/318.120, 313/316, 313/318.110, 445/32
International Classes:
H01J5/42; H01K1/38; H01K3/00; H01J5/00; H01K1/00
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