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D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
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FR714726D1931-04-031931-04-03Procédé et dispositifs pour la fabrication d'étoffes en papier et de tous objets moulés et pressés obtenus avec celles-ci
ExpiredFR714726A
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