Patent classifications
D
TEXTILES; PAPER
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D02
YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
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D02G
CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
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1/00
Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
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D02G1/02
by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
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D02G1/0286
characterised by the use of certain filaments, fibres or yarns
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