Self-cleaning animal drinking water cup
United States Patent 2696802
US Patent References:
/0204562.html
- - 0204562

/0978010.html
- - 0978010

Watering tray for cages
- - 2206383


Inventors:
Schmidt, Theodore D.
Publication Date:
12/14/1954
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Assignee:
Joseph, Miller G.
Norbert, Lange H.
Primary Class:
International Classes:
A01K1/035; A01K1/02
Foreign References:
FR445239A