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Application filedfiledCritical
Priority to JP3682181UpriorityCriticalpatent/JPS6237914Y2/ja
Priority to US06/345,367prioritypatent/US4476910A/en
Priority to DE8282100982Tprioritypatent/DE3262585D1/de
Priority to EP82100982Aprioritypatent/EP0058883B1/en
Publication of JPS57150198UpublicationCriticalpatent/JPS57150198U/ja
Application grantedgrantedCritical
Publication of JPS6237914Y2publicationCriticalpatent/JPS6237914Y2/ja