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Filing date
Publication date
Application filedfiledCritical
Priority to JP1457586UpriorityCriticalpatent/JPH0414324Y2/ja
Publication of JPS62127904UpublicationCriticalpatent/JPS62127904U/ja
Application grantedgrantedCritical
Publication of JPH0414324Y2publicationCriticalpatent/JPH0414324Y2/ja
Product made up of a roll of valved synthetic resin bags, with transversal weldings and pre-established separation lines, for filing the bags before separation