Title:
Feeder of non-flowing material
United States Patent 3272397


Inventors:
Bean, Sherman G.
Application Number:
US28930863A
Publication Date:
09/13/1966
Filing Date:
06/20/1963
Assignee:
Bean, Sherman G.
Primary Class:
Other Classes:
222/189.05, 222/233
International Classes:
A01C15/16; E01C19/20
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US Patent References:
Foreign References:
AU1839529A
FR951171A1949-10-18