Process of extruding sheet material
United States Patent 1952038

Inventors:
Fischer, Albert C.
Publication Date:
03/20/1934
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Assignee:
CAREY PHILIP MFG CO
Primary Class:
156/221
Other Classes:
156/244.220, 264/DIG.066, 156/244.270, 156/244.110, 425/DIG.123, 264/177.170, 24/16PB
International Classes:
D21J1/00