BR7908945A -
PROCESS AND APPARATUS FOR THE BIAXIAL STRETCHING OF A FLAT FILM SHEET OF PLASTIC MATERIAL IN A STRETCHING APPLIANCE
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PROCESS AND APPARATUS FOR THE BIAXIAL STRETCHING OF A FLAT FILM SHEET OF PLASTIC MATERIAL IN A STRETCHING APPLIANCE
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Publication number
BR7908945A
BR7908945ABR7908945ABR7908945ABR7908945ABR 7908945 ABR7908945 ABR 7908945ABR 7908945 ABR7908945 ABR 7908945ABR 7908945 ABR7908945 ABR 7908945ABR 7908945 ABR7908945 ABR 7908945A
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Priority claimed from DE2853398Aexternal-prioritypatent/DE2853398C3/en
Application filed by Unilever NvfiledCriticalUnilever Nv
Publication of BR7908945ApublicationCriticalpatent/BR7908945A/en
BR7908945A1978-12-111979-12-11
PROCESS AND APPARATUS FOR THE BIAXIAL STRETCHING OF A FLAT FILM SHEET OF PLASTIC MATERIAL IN A STRETCHING APPLIANCE
BR7908945A
(en)
APPLIANCE FOR MANUFACTURING PLASTIC BAGS WITH A CONTINUOUS FILM SHEET; PROCESSING IN APPLIANCE TO SUPPORT A CONTINUOUS FLEXIBLE SHEET IN A TRANSFORMER; AND PROCESS OF MANUFACTURING FLEXIBLE PLASTIC BAGS