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Combination-wrench
United States Patent 1381889
Inventors:
Arnold, Edwin M.
Publication Date:
06/14/1921
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Download PDF 1381889
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Assignee:
Arnold, Edwin M.
Primary Class:
81/73
Other Classes:
81/177.400
International Classes:
B25B13/06
;
B25B13/56
;
B25B13/00