Title:
Apparatus for bar-bell type exercises
United States Patent 3359802
Inventors:
Sollenberger, Carl E.
Publication Date:
12/26/1967
Assignee:
Sollenberger, Carl E.
Other Classes:
482/113, 188/313
International Classes:
A63B3/00
US Patent References:
| 3248107 | Exercise apparatus with spring resistance | | | |