Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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
B31C3/00—Making tubes or pipes by feeding obliquely to the winding mandrel centre line
Aus einer kontinuierlichen, schraubenwendelfoermig gewickelten bahn aus papier, pappe oder aehnlichem material hergestellter rohrstrang sowie verfahren zu seiner herstellung.