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Priority to JP1971089567UpriorityCriticalpatent/JPS5250676Y2/ja
Priority to FR7234692Aprioritypatent/FR2154765B1/fr
Priority to GB4503172Aprioritypatent/GB1366569A/en
Priority to DE19722248146prioritypatent/DE2248146C3/de
Publication of JPS4846554UpublicationCriticalpatent/JPS4846554U/ja
Application grantedgrantedCritical
Publication of JPS5250676Y2publicationCriticalpatent/JPS5250676Y2/ja