Title:
Waste-flow screening apparatus
United States Patent 2929504

Inventors:
Lind, Arthur C.
Quast, Gilbert W.
Publication Date:
03/22/1960
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Assignee:
CHAIN BELT CO
Primary Class:
210/158
Other Classes:
210/162
International Classes:
B01D29/03; E03F5/14; B01D29/01