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Priority to JP1974059336UpriorityCriticalpatent/JPS5432351Y2/ja
Priority to DE2522966Aprioritypatent/DE2522966C3/de
Priority to US05/580,353prioritypatent/US4073152A/en
Priority to FR7516201Aprioritypatent/FR2271755B1/fr
Publication of JPS50148037UpublicationCriticalpatent/JPS50148037U/ja
Application grantedgrantedCritical
Publication of JPS5432351Y2publicationCriticalpatent/JPS5432351Y2/ja