Dolly-hammer cylinder front head
United States Patent 1559338

Inventors:
Martin, Mchale
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Publication Date:
10/27/1925
Export Citation:
Assignee:
Martin, Mchale
Primary Class:
Other Classes:
384/261, 76/89.200, 76/5.400
International Classes:
B21K5/06; B21K5/00