Hobbyhorse
United States Patent 2473649
US Patent References:
/0967641.html
- - 0967641

/1104145.html
- - 1104145

Exercising machine
- - 2107447


Inventors:
John, Jensen
Publication Date:
06/21/1949
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Assignee:
John, Jensen
Primary Class:
482/57
International Classes:
A63G13/00