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D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
D01B—MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
D01B7/00—Obtaining silk fibres or filaments
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Engineering & Computer Science
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Mechanical Engineering
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Textile Engineering
(AREA)
FR416627D1909-07-151910-03-25Procédé perfectionné pour traiter la matière première de la soie filée et les produits qu'on en obtient
ExpiredFR416627A
(fr)