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Priority to JP3335787UpriorityCriticalpatent/JPH0247270Y2/ja
Priority to US07/125,146prioritypatent/US4778080A/en
Priority to DE8716084Uprioritypatent/DE8716084U1/de
Priority to DE3741204Aprioritypatent/DE3741204C2/de
Publication of JPS63140187UpublicationCriticalpatent/JPS63140187U/ja
Application grantedgrantedCritical
Publication of JPH0247270Y2publicationCriticalpatent/JPH0247270Y2/ja