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B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31C—MAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31C1/00—Making tubes or pipes by feeding at right angles to the winding mandrel centre line
FR342746D1904-05-041904-05-04Perfectionnement aux machines doubles servant à la fabrication des tubes en papier
ExpiredFR342746A
(fr)