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Application filedfiledCritical
Priority to JP1973037213UpriorityCriticalpatent/JPS5329141Y2/ja
Priority to US453397Aprioritypatent/US3901593A/en
Priority to DE2413895Aprioritypatent/DE2413895C2/de
Priority to DE2463003Aprioritypatent/DE2463003C2/de
Priority to FR7410460Aprioritypatent/FR2223723B1/fr
Publication of JPS49138839UpublicationCriticalpatent/JPS49138839U/ja
Application grantedgrantedCritical
Publication of JPS5329141Y2publicationCriticalpatent/JPS5329141Y2/ja