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Application filedfiledCritical
Priority to JP5173572UpriorityCriticalpatent/JPS5227883Y2/ja
Priority to US353472Aprioritypatent/US3862963A/en
Priority to DE19732321148prioritypatent/DE2321148B2/de
Priority to GB1990273Aprioritypatent/GB1434756A/en
Priority to FR7315228Aprioritypatent/FR2182166B1/fr
Publication of JPS4915138UpublicationCriticalpatent/JPS4915138U/ja
Application grantedgrantedCritical
Publication of JPS5227883Y2publicationCriticalpatent/JPS5227883Y2/ja