STACKABLE AND INTERLOCKING CONTAINERS
United States Patent 3514170
US Patent References:
Universal expansion case
- - 2506844


Inventors:
Shewchuk, Donald
Publication Date:
05/26/1970
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Assignee:
Donald, Shewchuk
Primary Class:
312/107
Other Classes:
312/111
International Classes:
A47B87/02; A47B87/00; A47B87/00; F16B12/00
Foreign References:
FR1125609A
FR1370622A




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