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OPTICAL HEAD APPARATUS AND OPTICAL INFORMATION RECORDING OR REPRODUCING APPARATUS

10/970,788 | U.S. Patent Application

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Location ELECTRONIC
Filed Oct. 21, 2004
Examiner VAN NGUYEN CHOW
Class 369
Art Group 2627
Patent No. 7,787,348
Case Type Utility - 369/112010
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 10/244,800 Patented
Child 2003-362069
Child 2004-036884
Last Updated: 5 years, 1 month ago
Date # Transaction