Closure device
United States Patent 2304911

Inventors:
Harpold, Dale M.
Publication Date:
12/15/1942
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Assignee:
VULCAN STAMPING & MFG CO
Primary Class:
24/273
Other Classes:
292/256.690, 24/483, 24/68C
International Classes:
B65D45/34; B65D45/00