United States Patent 2982977
Inventors:
Caster, William F.
Publication Date:
05/09/1961
Assignee:
Caster, William F.
Other Classes:
24/72.500, 24/DIG.032, 24/573.090
International Classes:
A47C31/08; A47C31/00
US Patent References:
| 2860353 | Handle for mattresses and the like | | | |