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Priority to JP1972053340UpriorityCriticalpatent/JPS5511287Y2/ja
Priority to US00260430Aprioritypatent/US3824798A/en
Priority to FR7220923Aprioritypatent/FR2160355B1/fr
Priority to GB2715872Aprioritypatent/GB1372479A/en
Publication of JPS4912492UpublicationCriticalpatent/JPS4912492U/ja
Application grantedgrantedCritical
Publication of JPS5511287Y2publicationCriticalpatent/JPS5511287Y2/ja