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Priority to JP131876ApriorityCriticalpatent/JPS5286873A/ja
Publication of JPS5286873ApublicationCriticalpatent/JPS5286873A/ja
Publication of JPS5312218B2publicationCriticalpatent/JPS5312218B2/ja
JP131876A1976-01-061976-01-06Method of and manufacturing synthetic resin bag having a plurality of small holes formed in edge of opening
GrantedJPS5286873A
(en)