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United States Patent 2616612
US Patent References:
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- - 0618662

/0866172.html
- - 0866172

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- - 1311397

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Inventors:
Guttman, Joseph M.
Publication Date:
11/04/1952
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Assignee:
Guttman, Joseph M.
Primary Class:
229/92.800
Other Classes:
283/56, 283/904
International Classes:
B42D15/00; B42D15/04
US Patent References:
1944853Mailing novelty