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Priority to JP1980123685UpriorityCriticalpatent/JPS6343071Y2/ja
Publication of JPS5744724UpublicationCriticalpatent/JPS5744724U/ja
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Publication of JPS6343071Y2publicationCriticalpatent/JPS6343071Y2/ja
Fremgangsmaade og maskine til fremstilling af et roerformet mellemprodukt af plast, der senere kan videreforarbejdes til poser med laaseorganer langs den ene poseside og fremgangsmaade til fremstilling af poser ud fra mellemproduktet