Screwdriver
United States Patent 1345708

Inventors:
Schneider, Victor H.
Publication Date:
07/06/1920
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Assignee:
Schneider, Victor H.
Primary Class:
81/439
Other Classes:
81/442, 403/103, 403/117, 279/91, 403/83, 279/16
International Classes:
B25B23/10; B25B23/02