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.)
Iwaki Glass Co Ltd
AGC Inc
Original Assignee
Asahi Glass Co Ltd
Iwaki 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 Glass Co Ltd, Iwaki Glass Co LtdfiledCriticalAsahi Glass Co Ltd
Priority to JP554279ApriorityCriticalpatent/JPS55100239A/ja
Priority to US06/109,079prioritypatent/US4405722A/en
Priority to DE19803002353prioritypatent/DE3002353A1/de
Publication of JPS55100239ApublicationCriticalpatent/JPS55100239A/ja
Publication of JPS6143298B2publicationCriticalpatent/JPS6143298B2/ja