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Priority to JP50002098ApriorityCriticalpatent/JPS5176006A/ja
Application filedfiledCritical
Priority to JP1982003164Uprioritypatent/JPS57146728U/ja
Priority to JP1982003163Uprioritypatent/JPS6026490Y2/ja
Publication of JPS57146731UpublicationCriticalpatent/JPS57146731U/ja
Application grantedgrantedCritical
Publication of JPS6026490Y2publicationCriticalpatent/JPS6026490Y2/ja