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Patent classifications
A
HUMAN NECESSITIES
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A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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A01J
MANUFACTURE OF DAIRY PRODUCTS
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5/00
Milking machines or devices
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A01J5/04
with pneumatic manipulation of teats
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A01J5/047
Vacuum generating means, e.g. by connecting to the air-inlet of a tractor engine
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A01J5/048
Vacuum regulators
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