Waterless urinal
United States Patent 3297858
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Inventors:
Bayne, Blankenship Ernest
Publication Date:
01/10/1967
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Assignee:
Bayne, Blankenship Ernest
Primary Class:
219/519
Other Classes:
4/144.100, 4/111.100
International Classes:
A47K11/02; A47K11/00
US Patent References:
3251070Waterless urinal