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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Trench Switzerland AG
Original Assignee
Emil Haefely et Cie SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Emil Haefely et Cie SAfiledCriticalEmil Haefely et Cie SA
Application grantedgrantedCritical
Publication of FR563030ApublicationCriticalpatent/FR563030A/en
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
FR563030D1922-03-091923-03-03
Device for the production of insulating sleeves
ExpiredFR563030A
(en)