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.)
Shigeru Nippon Sanso Kabushiki Kais Tokyo Jp Tsuchiya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Sanso Corp
Original Assignee
Nippon Sanso Corp
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 filed by Nippon Sanso CorpfiledCriticalNippon Sanso Corp
Priority claimed from EP89402931Aexternal-prioritypatent/EP0424587B1/de
Publication of DE424587T1publicationCriticalpatent/DE424587T1/de