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Application filedfiledCritical
Priority to JP290271UpriorityCriticalpatent/JPS5220504Y2/ja
Priority to CA123,096Aprioritypatent/CA945221A/en
Priority to FR7135209Aprioritypatent/FR2106330A5/fr
Priority to US00188254Aprioritypatent/US3743816A/en
Publication of JPS472925UpublicationCriticalpatent/JPS472925U/ja
Application grantedgrantedCritical
Publication of JPS5220504Y2publicationCriticalpatent/JPS5220504Y2/ja