United States Patent 2781651
Inventors:
Cutler, Ralph S.
Publication Date:
02/19/1957
Assignee:
Cutler, Ralph S.
Other Classes:
131/240.100, 47/41.010, D07/553.600
International Classes:
A47G19/22
Foreign References:
| GB190226447A | | | | |
| GB362737A | | | | |
| FR845789A | | | | |
| FR1025253A | | | | |
| DE177376C | | | | |