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Title:
Classifying apparatus
United States Patent 2860776
Inventors:
Hays, Donald F.
Application Number:
US41626854A
Publication Date:
11/18/1958
Filing Date:
03/15/1954
Export Citation:
Click for automatic bibliography generation
Assignee:
GEN MOTORS CORP
Primary Class:
209/723
Other Classes:
494/26, 494/44, 494/60, 494/74, 494/900
International Classes:
B04B1/00
View Patent Images:
Download PDF 2860776
US Patent References:
1595259
Cyclone classifier
1926-08-10
1480685
Dust collector
1924-01-15
Foreign References:
DE241180C
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