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.)
Asahi Fiber Glass Co Ltd
Original Assignee
Asahi Fiber Glass 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 Asahi Fiber Glass Co LtdfiledCriticalAsahi Fiber Glass Co Ltd
Priority to JP57053760ApriorityCriticalpatent/JPS58174670A/ja
Publication of JPS58174670ApublicationCriticalpatent/JPS58174670A/ja
Publication of JPH0141744B2publicationCriticalpatent/JPH0141744B2/ja
Porous, heat resistant insulating substrates for use in printed circuit boards, printed circuit boards utilizing the same and method of manufacturing insulating substrates and printed circuit boards