US Patent 7298971 Hybrid optical ring-mesh protection in a communication system
Patent 7298971 was granted and assigned to Sprint on November, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 15, 2003
Date of Patent
November 20, 2007
Patent Application Number
10686372
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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