Electric lamp for radios
United States Patent 1636211

Inventors:
Carl, Bramming
Publication Date:
07/19/1927
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Assignee:
ACCESSORIES MFG COMPANY
Primary Class:
362/295
Other Classes:
362/413, 362/359, 362/86
International Classes:
F21V21/26; H04B1/08; F21V21/14