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Publication date
Application filedfiledCritical
Priority to JP12590476UpriorityCriticalpatent/JPS5721417Y2/ja
Priority to US05/806,066prioritypatent/US4135198A/en
Priority to DE2729137Aprioritypatent/DE2729137C2/de
Publication of JPS5343838UpublicationCriticalpatent/JPS5343838U/ja
Application grantedgrantedCritical
Publication of JPS5721417Y2publicationCriticalpatent/JPS5721417Y2/ja