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Priority to JP14030788UpriorityCriticalpatent/JPH051856Y2/ja
Priority to US07/427,040prioritypatent/US5005949A/en
Priority to DE68913135Tprioritypatent/DE68913135T2/de
Priority to EP89402964Aprioritypatent/EP0366557B1/en
Publication of JPH0257519UpublicationCriticalpatent/JPH0257519U/ja
Application grantedgrantedCritical
Publication of JPH051856Y2publicationCriticalpatent/JPH051856Y2/ja