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Inventor
HUMPHREY WENDY
US
2 patents
Patents
2 patents
US7562813B2
Jul 21, 2009
System and method for activating telephone-based payment instrument
FIRST DATA CORP
79 citations
93
US7922077B2
Apr 12, 2011
System and method for activating telephone-based payment instrument
FIRST DATA CORP
14 citations
79