AR207352A1 -
PROCEDURE AND DEVICE FOR THE MANUFACTURE OF DOUBLE-WALLED PLASTIC MATERIAL TUBES THAT HAVE A CORRUGATED OUTER WALL IN AN ANNULAR OR HELICOIDAL FORM
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PROCEDURE AND DEVICE FOR THE MANUFACTURE OF DOUBLE-WALLED PLASTIC MATERIAL TUBES THAT HAVE A CORRUGATED OUTER WALL IN AN ANNULAR OR HELICOIDAL FORM
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Priority claimed from DE2413878Aexternal-prioritypatent/DE2413878C3/en
Priority claimed from DE2413879Aexternal-prioritypatent/DE2413879C3/en
Application filed by Hegler WilhelmfiledCriticalHegler Wilhelm
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Publication of AR207352A1publicationCriticalpatent/AR207352A1/en
AR25797175A1974-03-221975-01-01
PROCEDURE AND DEVICE FOR THE MANUFACTURE OF DOUBLE-WALLED PLASTIC MATERIAL TUBES THAT HAVE A CORRUGATED OUTER WALL IN AN ANNULAR OR HELICOIDAL FORM
AR207352A1
(en)
METHOD FOR MANUFACTURING A CONTAINER WALL THAT HAS A INTEGRAL OPENING DEVICE AND THE STRUCTURE OF THE CONTAINER WALL MANUFACTURED BY MEANS OF THE ABOVE METHOD