Weight lifting machine
United States Patent 3257111
US Patent References:
Exercising apparatus
- - 3116062

Gymnastic apparatus
- - 3189347


Inventors:
Martin, Erbert C.
Publication Date:
06/21/1966
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Assignee:
Martin, Erbert C.
Primary Class:
482/98
International Classes:
A63B21/062; A63B21/06