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Location Determination and Telephone Number Distribution for Emergency Calls

17/390,536 | U.S. Patent Application

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Location ELECTRONIC
Filed July 30, 2021
Examiner STELLA L WOO
Class 379
Art Group 2652
Patent No. 11,558,507
Case Type Utility - 379/045000
Status Patented Case
Child 18/150,484 Pending
Last Updated: 2 years, 3 months ago
Date # Transaction