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Application filedfiledCritical
Priority to JP7898589UpriorityCriticalpatent/JPH0725257Y2/ja
Priority to EP90904931Aprioritypatent/EP0418397B1/en
Priority to PCT/JP1990/000386prioritypatent/WO1990011137A1/ja
Priority to DE69012263Tprioritypatent/DE69012263T2/de
Priority to US07/601,730prioritypatent/US5092702A/en
Publication of JPH0319571UpublicationCriticalpatent/JPH0319571U/ja
Application grantedgrantedCritical
Publication of JPH0725257Y2publicationCriticalpatent/JPH0725257Y2/ja