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Application filedfiledCritical
Priority to JP1975128620UpriorityCriticalpatent/JPS5916913Y2/ja
Priority to US05/705,546prioritypatent/US4084170A/en
Priority to DE2633040Aprioritypatent/DE2633040C2/de
Priority to DE19762660647prioritypatent/DE2660647C2/de
Publication of JPS5241634UpublicationCriticalpatent/JPS5241634U/ja
Application grantedgrantedCritical
Publication of JPS5916913Y2publicationCriticalpatent/JPS5916913Y2/ja