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ORGANIC ELECTROLUMINESCENT DEVICE HAVING BACKUP DRIVING UNIT

10/609,025 | U.S. Patent Application

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Location ELECTRONIC
Filed June 30, 2003
Examiner TRINH VO DINH
Class 315
Art Group 2821
Patent No. 6,979,956
Case Type Utility - 315/169300
Status Patented Case
Child 2002-41612
Last Updated: 5 years, 2 months ago
Date # Transaction