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
AU9613/43A
Inventor
Edgerton Gray David
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
Filing date
Publication of AU119628B2publicationCriticalpatent/AU119628B2/en
Application filed by Corning Glass WorksfiledCriticalCorning Glass Works