Bottle cap
United States Patent 2530999

Inventors:
Schuler, Harold A.
Publication Date:
11/21/1950
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Assignee:
Schuler, Harold A.
Primary Class:
222/567
Other Classes:
222/570, 215/316, 215/307
International Classes:
B65D45/22; B65D45/34; B65D45/00
Other References:
None