United States Patent 2516490
Inventors:
Steinmeyer, Frederick W.
Publication Date:
07/25/1950
Assignee:
Steinmeyer, Frederick W.
Other Classes:
211/105.100
International Classes:
A47H13/10
US Patent References:
| 0945908 | N/A | | | |
| 0843008 | N/A | | | |
| 0642247 | N/A | | | |
| 0589881 | N/A | | | |