Title:
Air-circulation classifier
United States Patent 3095369


Inventors:
Heinz, Jager
Application Number:
US11708761A
Publication Date:
06/25/1963
Filing Date:
06/14/1961
Assignee:
Westfalia, Dinnendahl
Primary Class:
Other Classes:
55/349, 209/148, 209/711
International Classes:
B07B4/02
View Patent Images:
US Patent References:
2922520Centrifugal wind classifiers1960-01-26
2498835Control knob1950-02-28