Title:
Display apparatus
United States Patent 2157400
Inventors:
Morris, Cooper
Publication Date:
05/09/1939
Export Citation:
Click for automatic bibliography generation
Assignee:
Morris, Cooper
Primary Class:
108/96
Other Classes:
108/28, 211/129.1, 211/186, 248/916
International Classes:
A47F5/04; A47F5/04
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