Title:
Fibrous material and process of producing it
United States Patent 2011914
Inventors:
Schwartz, George L.
Publication Date:
08/20/1935
Export Citation:
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Assignee:
Pont DU.
Primary Class:
162/143
Other Classes:
162/146, 162/147, 162/148, 264/123, 264/DIG.75
International Classes:
D21J1/00
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