Self-propelled wheel chair
United States Patent 2643898
US Patent References:
/1020432.html
- - 1020432

/1105216.html
- - 1105216

Chair
- - 1600131

Vehicle
- - 2135347

Coaster
- - 2198942


Inventors:
Everest, Herbert A.
Jennings, Harry C.
Publication Date:
06/30/1953
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Assignee:
Everest, Herbert A.
Jennings, Harry C.
Primary Class:
280/240
Other Classes:
280/650, 280/247, 280/42, 280/250.100
International Classes:
A61G5/02; A61G5/00
US Patent References:
2511165Collapsible vehicle steering column assembly
Foreign References:
FR494150A