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.)
Toyoko Giken Co Ltd
Sekisui Kaseihin Kogyo KK
Original Assignee
Toyoko Giken Co Ltd
Sekisui Kaseihin Kogyo 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 Toyoko Giken Co Ltd, Sekisui Kaseihin Kogyo KKfiledCriticalToyoko Giken Co Ltd
Priority to JP28670087ApriorityCriticalpatent/JPS63147606A/ja
Publication of JPS63147606ApublicationCriticalpatent/JPS63147606A/ja
Publication of JPH0478082B2publicationCriticalpatent/JPH0478082B2/ja