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Application filedfiledCritical
Priority to JP8629883UpriorityCriticalpatent/JPS59195341U/ja
Priority to US06/580,721prioritypatent/US4538984A/en
Priority to DE19843410577prioritypatent/DE3410577A1/de
Priority to CA000454659Aprioritypatent/CA1223191A/en
Publication of JPS59195341UpublicationCriticalpatent/JPS59195341U/ja
Application grantedgrantedCritical
Publication of JPS6344657Y2publicationCriticalpatent/JPS6344657Y2/ja