Adjustable foot-restraining exercising device for attachment to the footboard of a bed
United States Patent 3134592
Inventors:
Sharkey, Robert V.
Publication Date:
05/26/1964
Assignee:
Sharkey, Robert V.
Other Classes:
5/658, 482/904
International Classes:
A63B23/02; A63B21/16; A63B23/00; A63B21/00