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
Priority claimed from PCT/JP1990/001301external-prioritypatent/WO1991013741A1/en
Priority claimed from PCT/JP1990/001503external-prioritypatent/WO1992005939A1/en
Priority claimed from PCT/JP1991/000089external-prioritypatent/WO1992005940A1/en
Application filed by Seiki CorpfiledCriticalSeiki Corp
Publication of CS205291A3publicationCriticalpatent/CS205291A3/en