United States Patent 3154312
Inventors:
Jacques, Marchand
Publication Date:
10/27/1964
Assignee:
MARCO SYSTEMS INC
Other Classes:
280/627, 280/14.220
International Classes:
A63C5/03; A63C5/00
US Patent References:
| 2984497 | Tandem skis and method of using same | | | |