Method, system, and computer program product for tracking and accounting for roaming of mobile devices
AssigneeAT&T Intellectual Property I, L.P.
InventorsDavid Braunecker, Noel Vincent Avera, Ruth K. Burrell, Andrew R. Brock, David Cornett, Deborah Ann Hampton, Susan Jungbauer, Joni R. Lavalette, Padma Rallapalli
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