US PATENT SUBCLASS 460 / 104
.~ Concave cleaner

Current as of: June, 1999
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460 /   HD   CROP THRESHING OR SEPARATING

103  DF  WITH MEANS TO CLEAN MACHINE {1}
104.~ Concave cleaner

DEFINITION

Classification: 460/104

Concave cleaner:

(under subclass 103) Subject matter including means to clean the concave portion of the machine to free it from all debris and unwanted foreign matter.