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ALTERNATING PHASE MASK

10/174,646 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed June 18, 2002
Examiner STEPHEN D ROSASCO
Class 430
Art Group 1756
Patent No. 6,680,151
Case Type Utility - 430/005000
Status Patented Case
Child 101 29 202.3
Last Updated: 6 years, 6 months ago
Date # Transaction