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Publication of FR720780ApublicationCriticalpatent/FR720780A/fr
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
C08L89/00—Compositions of proteins; Compositions of derivatives thereof
C08L89/04—Products derived from waste materials, e.g. horn, hoof or hair
C08L89/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin, e.g. gelatin
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FR720780D1930-11-051930-11-05Produits artificiels destinés à remplacer le cuir et matières analogues et procédés de fabrication desdits produits
ExpiredFR720780A
(fr)