Patent classifications
A
HUMAN NECESSITIES
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A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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A01F
PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
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12/00
Parts or details of threshing apparatus
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A01F12/30
Straw separators; , i.e. straw walkers, for separating residual grain from the straw
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A01F12/32
with shaker screens or sieves
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