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Publication of FR568379ApublicationCriticalpatent/FR568379A/fr
D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
D21F7/00—Other details of machines for making continuous webs of paper
D21F7/02—Mechanical driving arrangements
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FR568379D1923-07-051923-07-05Dispositif perfectionné pour régler et contrôler des machines pour la fabricationdu papier et autres analogues
ExpiredFR568379A
(fr)