HYDRAULIC FORGING TOOL
United States Patent 3505845

Inventors:
Montesi, Robert P.
Publication Date:
04/14/1970
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Assignee:
Dresser, Ind
Primary Class:
72/54
Other Classes:
29/516, 29/407.080, 29/508, 29/421.100
International Classes:
B21D39/04; B21D22/12
US Patent References:
3429587PIPE COUPLINGS




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