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Priority to JP3464872UpriorityCriticalpatent/JPS5148098Y2/ja
Priority to US343942Aprioritypatent/US3863519A/en
Publication of JPS48109618UpublicationCriticalpatent/JPS48109618U/ja
Application grantedgrantedCritical
Publication of JPS5148098Y2publicationCriticalpatent/JPS5148098Y2/ja
