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.)
Towa Chemical Industry Co Ltd
Original Assignee
Towa Chemical Industry Co 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 Towa Chemical Industry Co LtdfiledCriticalTowa Chemical Industry Co Ltd
Priority to JP55130097ApriorityCriticalpatent/JPS5754578A/ja
Publication of JPS5754578ApublicationCriticalpatent/JPS5754578A/ja
Publication of JPS6411273B2publicationCriticalpatent/JPS6411273B2/ja