Title:
Self-propelled electric wheelchair
United States Patent 3057425
US Patent References:
/1164863.html
- - 1164863
/1258362.html
- - 1258362
Motorcycle frame, spring suspension, and shock absorbing mechanism therefor
- - 2636567
Three wheeled motorized golf vehicle
- - 2973048
Driving and steering apparatus for wheel chairs
- - 2978053
/1164863.html
- - 1164863
/1258362.html
- - 1258362
Motorcycle frame, spring suspension, and shock absorbing mechanism therefor
- - 2636567
Three wheeled motorized golf vehicle
- - 2973048
Driving and steering apparatus for wheel chairs
- - 2978053
Inventors:
Proett, Milton A.
Publication Date:
10/09/1962
View Patent Images:
Export Citation:
Assignee:
Proett, Milton A.
Primary Class:
Other Classes:
180/56, 180/65.100, 180/217
International Classes:
A61G5/04; A61G5/10; A61G5/00