United States Patent 2692007
Inventors:
Christian, William N.
Publication Date:
10/19/1954
Assignee:
Christian, William N.
Other Classes:
312/235.500, 248/511, 297/447.400, 297/188.110, 211/119.007, 43/55
International Classes:
A47C1/00; A47C9/10; A47C9/00