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Application filedfiledCritical
Priority to JP14025382UpriorityCriticalpatent/JPS5943309U/ja
Priority to DE19833311718prioritypatent/DE3311718A1/de
Priority to US06/480,276prioritypatent/US4460428A/en
Publication of JPS5943309UpublicationCriticalpatent/JPS5943309U/ja
Application grantedgrantedCritical
Publication of JPS6348501Y2publicationCriticalpatent/JPS6348501Y2/ja