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United States Patent 3521309
US Patent References:
Sleeping garment
- - 2355138

Sleeping bag
- - 1964271

/1169607.html
- - 1169607


Inventors:
Evans, Dwayne P.
Publication Date:
07/21/1970
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Assignee:
Dwayne, Evans P.
Primary Class:
5/494
International Classes:
A47G9/04; A47G9/02; A47G9/00




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