United States Patent 3153881
Inventors:
Gerard, Baulard-cogan Raymond
Publication Date:
10/27/1964
Assignee:
Gerard, Baulard-cogan Raymond
International Classes:
A63H3/00; A63H3/31; A63H3/48; A63H13/00
US Patent References:
| 3007176 | Artificial limbs for amputees | | | |