Sanitary insert for lavatories
United States Patent 1987020

Inventors:
Otto, Looft
Publication Date:
01/08/1935
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Assignee:
Fred, Baumen
Jackob, Taner
Primo, Cianettoni P.
Primary Class:
4/655
Other Classes:
4/DIG.018
International Classes:
A47K1/06; A47K1/00