Patent classifications
A
HUMAN NECESSITIES
Load children
A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
Load children
A01C
PLANTING; SOWING; FERTILISING
Load children
A01C15/18
with endless chains; , i.e. side transporting elements, e.g. auger or screw conveyors, swash plates
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