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.)
Daiwa Kasei Kenkyusho KK
Original Assignee
Daiwa Kasei Kenkyusho KK
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 Daiwa Kasei Kenkyusho KKfiledCriticalDaiwa Kasei Kenkyusho KK
Priority to JP10884476ApriorityCriticalpatent/JPS5334637A/ja
Priority to US05/830,547prioritypatent/US4128460A/en
Publication of JPS5334637ApublicationCriticalpatent/JPS5334637A/ja
Publication of JPS559477B2publicationCriticalpatent/JPS559477B2/ja