Title:
Stair climbing wheel chair
United States Patent 3269478


Inventors:
Joslyn, Donald E.
Application Number:
US51174165A
Publication Date:
08/30/1966
Filing Date:
12/06/1965
Assignee:
Joslyn, Donald E.
Primary Class:
Other Classes:
280/5.2, 280/5.3
International Classes:
A61G5/06
View Patent Images:
US Patent References:
3150733Walking mechanisms for moving heavy loads1964-09-29
2701005Curb climbing wheel chair1955-02-01
0468022N/A1892-02-02