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.)
Dainihon Jochugiku Co Ltd
Teijin Ltd
Original Assignee
Dainihon Jochugiku Co Ltd
Teijin 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 Dainihon Jochugiku Co Ltd, Teijin LtdfiledCriticalDainihon Jochugiku Co Ltd
Priority to JP50007000ApriorityCriticalpatent/JPS5761261B2/ja
Publication of JPS5181888ApublicationCriticalpatent/JPS5181888A/ja
Publication of JPS5761261B2publicationCriticalpatent/JPS5761261B2/ja