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METHOD OF DIRECT ETCHING FABRICATION OF WAVEGUIDE COMBINERS

17/730,280 | U.S. Patent Application

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Filed April 27, 2022
Examiner Shamim Ahmed
Class 216
Art Group 1713
Patent No. 11,662,516
Case Type Utility
Status Patented Case
Last Updated: 1 day, 22 hours ago
Date # Transaction