Patent classifications
A
HUMAN NECESSITIES
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A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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A01B
SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
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39/00
Machines specially adapted for working soil on which crops are growing
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A01B39/12
for special purposes; , e.g. for special culture
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A01B39/16
for working in vineyards, orchards, or the like
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