United States Patent 2940087
Inventors:
John, Kiefer Augustine
Publication Date:
06/14/1960
Assignee:
John, Kiefer Augustine
Other Classes:
5/643, 5/636
International Classes:
A47C27/04; A47G9/10; A47G9/00
Foreign References:
| FR721502A | | | | |
| GB418372A | | | | |
| CA526427A | | | | |