Title:
Closure means for containers
United States Patent 1773475

Inventors:
Casey, Robert S.
Publication Date:
08/19/1930
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Assignee:
W A SHEAFFER PEN CO
Primary Class:
222/424
Other Classes:
222/425, 222/454, 215/312, 215/307
International Classes:
B43L25/02; B43L25/00