Title:
Display apparatus
United States Patent 2317336

Inventors:
Adams, Richard C.
Woodworth, Herbert H.
Publication Date:
04/20/1943
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Assignee:
SHERWIN WILLIAMS CO
Primary Class:
434/426
Other Classes:
193/44, 74/151, 74/665GE, 40/519, 40/518, 434/77, 74/471R, 74/665GB
International Classes:
A47F7/16