United States Patent 2869207
Inventors:
Bernstein, Joseph D.
Publication Date:
01/20/1959
Assignee:
BEVERLY DEV CORP
Other Classes:
24/389, 24/406
International Classes:
A44B19/16; A44B19/26; A44B19/10; A44B19/24
Foreign References:
| CH277964A | | | | |
| CH304700A | | | | |
| IT463083B | | | | |
| DE884632C | | | | |