Title:
Water-proof closure
United States Patent 2853758
Inventors:
Topf, Sam B.
Publication Date:
09/30/1958
Export Citation:
Assignee:
Topf, Sam B.
Primary Class:
Other Classes:
2/2.17, 2/82, 24/390
International Classes:
A41F1/00; A44B19/32; E04H15/32; A41F1/00; A44B19/24; E04H15/32
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US Patent References:
Foreign References:
GB557418A