Forming machine
United States Patent 2439077
US Patent References:
/0846362.html
- - 0846362

Flying shear
- - 1973515

Reciprocating shear
- - 2258339


Inventors:
Conner, Guy O.
Publication Date:
04/06/1948
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Assignee:
Conner, Guy O.
Primary Class:
100/144
Other Classes:
83/321, 74/437, 74/25
International Classes:
B21D43/02; B30B1/26
Foreign References:
GB510848A