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.)
Hokko Chemical Industry Co Ltd
Original Assignee
Hokko 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 Hokko Chemical Industry Co LtdfiledCriticalHokko Chemical Industry Co Ltd
Priority to JP4415181ApriorityCriticalpatent/JPS57159701A/ja
Publication of JPS57159701ApublicationCriticalpatent/JPS57159701A/ja
Publication of JPS639484B2publicationCriticalpatent/JPS639484B2/ja