Leverage system
United States Patent 2526263
US Patent References:
/0536469.html
- - 0536469

Mechanical movement
- - 1751646

Bar cutter
- - 1814790

Lifting jack
- - 1946242


Inventors:
Neal, Ernest C.
Publication Date:
10/17/1950
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Assignee:
Elmer, Brandell
Primary Class:
83/603
Other Classes:
254/108, 74/143
International Classes:
F16H31/00