Resilient sheet
United States Patent 2158929

Inventors:
Dunajeff, Leonid A.
Publication Date:
05/16/1939
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Assignee:
COMMERCIAL INGREDIENTS CORP
Primary Class:
428/596
Other Classes:
428/604, D25/155, 297/452.550, D05/1
International Classes:
A47C7/16; A47C7/02