Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP7898589UpriorityCriticalpatent/JPH0725257Y2/ja
Priority to PCT/JP1990/000386prioritypatent/WO1990011137A1/ja
Priority to DE69012263Tprioritypatent/DE69012263T2/de
Priority to US07/601,730prioritypatent/US5092702A/en
Priority to EP90904931Aprioritypatent/EP0418397B1/en
Publication of JPH0319571UpublicationCriticalpatent/JPH0319571U/ja
Application grantedgrantedCritical
Publication of JPH0725257Y2publicationCriticalpatent/JPH0725257Y2/ja
