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Priority to JP1975124380UpriorityCriticalpatent/JPS546179Y2/ja
Priority to DE2636365Aprioritypatent/DE2636365C2/de
Priority to US05/715,209prioritypatent/US4068884A/en
Priority to FR7627109Aprioritypatent/FR2323566A1/fr
Publication of JPS5238820UpublicationCriticalpatent/JPS5238820U/ja
Application grantedgrantedCritical
Publication of JPS546179Y2publicationCriticalpatent/JPS546179Y2/ja