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.)
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.)
Mitsubishi Chemical Corp
Original Assignee
Kasei Optonix Ltd
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 Kasei Optonix LtdfiledCriticalKasei Optonix Ltd
Priority to JP7943782ApriorityCriticalpatent/JPS58196287A/ja
Priority to DE8282104798Tprioritypatent/DE3275420D1/de
Priority to EP82104798Aprioritypatent/EP0088820B1/en
Priority to KR8203035Aprioritypatent/KR900004329B1/ko
Publication of JPS58196287ApublicationCriticalpatent/JPS58196287A/ja
Publication of JPS6123956B2publicationCriticalpatent/JPS6123956B2/ja