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.)
Expired
Application number
CA856019A
Inventor
Matsuzaki Teizo
Minami Kuniyuki
Sasagawa Yoshiaki
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.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA856019ApublicationCriticalpatent/CA856019A/en