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Priority claimed from US09/058,381external-prioritypatent/US6313053B1/en
Application filed by Ppg Ind Ohio IncfiledCriticalPpg Ind Ohio Inc
Priority claimed from PCT/US1998/021987external-prioritypatent/WO1999020577A1/en
Application grantedgrantedCritical
Publication of DK1023245T3publicationCriticalpatent/DK1023245T3/da