Title:
Safety guard
Document Type and Number:
United States Patent 2440728
Inventors:
Nathan, Siegel
Plaque It!
Sponsored by: Flash of Genius |
Publication Date:
05/04/1948
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Referenced by:
Export Citation:
Assignee:
Granat, Bros
Primary Class:
Other Classes:
24/265WS, 224/166
International Classes:
A44C5/18
US Patent References: