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 - Lifetime
Application number
AU61527/60A
Inventor
Arnaud Robert
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.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
Filing date
Publication of AU236509B2publicationCriticalpatent/AU236509B2/en
Application filed by Compagnie de Saint Gobain SAfiledCriticalCompagnie de Saint Gobain SA