Patent classifications
A
HUMAN NECESSITIES
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A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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A01C
PLANTING; SOWING; FERTILISING
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A01C7/20
Parts of seeders for conducting and depositing seed
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A01C7/208
Chassis; Coupling means to a tractor or the like; Lifting means; Side markers
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