Apparatus for fastening materials together
United States Patent 2557668

Inventors:
Lincoln, Carl E.
Publication Date:
06/19/1951
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Assignee:
Lincoln, Carl E.
Primary Class:
Other Classes:
156/500, 112/1, 118/35, 156/93, 156/513, 36/DIG.001, 156/578, 156/244.110, 156/548, 156/305, 156/148, 425/67
International Classes:
B29C65/42; D05B17/00; D05B93/00; B29C65/40
US Patent References: