Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B68
SADDLERY; UPHOLSTERY
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B68G
METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
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B68G7/02
Making upholstery from waddings, fleeces, mats, or the like
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B68G7/04
by conveyor-line methods
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