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C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
C14C13/00—Manufacture of special kinds or leather, e.g. vellum
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FR718005D1930-06-231931-06-01Perfectionnements à la préparation de peaux destinées à être utilisées dans des articles d'habillement
ExpiredFR718005A
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