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
AU54680/65A
Inventor
DE WOLD WITMAN and JOHN CARL GRANO EUGENE
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.)
P P G Industries Inc
Original Assignee
P P G Industries Inc
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 P P G Industries IncfiledCriticalP P G Industries Inc
Publication of AU5468065ApublicationCriticalpatent/AU5468065A/en