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.)
IG Kogyo Co Ltd
Original Assignee
IG Kogyo 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 IG Kogyo Co LtdfiledCriticalIG Kogyo Co Ltd
Priority to JP6371775ApriorityCriticalpatent/JPS523636A/ja
Publication of JPS523636ApublicationCriticalpatent/JPS523636A/ja
Publication of JPS5338741B2publicationCriticalpatent/JPS5338741B2/ja