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.)
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PPG Industries Inc
Original Assignee
PPG Industries Inc
Filing date
Publication date
Priority claimed from US00309310Aexternal-prioritypatent/US3813326A/en
Application filed by PPG Industries IncfiledCriticalPPG Industries Inc
Application grantedgrantedCritical
Publication of AU6155273ApublicationCriticalpatent/AU6155273A/en
Publication of AU478146B2publicationCriticalpatent/AU478146B2/en