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D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
D21J1/00—Fibreboard
FR1002294D1946-09-041946-09-04
Process for the manufacture of insulating chipboards and the like, and agglomerated products obtained by its application
ExpiredFR1002294A
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