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Priority claimed from JP25136489Aexternal-prioritypatent/JPH03111468A/en
Priority claimed from JP25136589Aexternal-prioritypatent/JP2688852B2/en
Priority claimed from JP25136389Aexternal-prioritypatent/JP2688851B2/en
Priority claimed from JP25136689Aexternal-prioritypatent/JPH03111466A/en
Priority claimed from JP25804289Aexternal-prioritypatent/JP2784671B2/en
Priority claimed from JP25804389Aexternal-prioritypatent/JPH03119075A/en
Application filed by Dainippon Toryo KkfiledCriticalDainippon Toryo Kk
Priority claimed from EP19900118197external-prioritypatent/EP0420063B1/en
Application grantedgrantedCritical
Publication of ATE102981T1publicationCriticalpatent/ATE102981T1/en