Title:
Ambulatory rocking device
United States Patent 2941801
US Patent References:
Portable elevator
- - 2726845

Roller board device
- - 2764411

Exercising apparatus
- - 2803461


Inventors:
Pedersen, Norman F.
Publication Date:
06/21/1960
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Assignee:
Pedersen, Norman F.
Primary Class:
482/146
Other Classes:
D21/670
International Classes:
A63B22/16; A63B25/00; A63B22/00