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n5google.
isaphttp://webisa.webdatacommons.org/prov/
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provhttp://www.w3.org/ns/prov#
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Subject Item
isa:337259243
rdf:type
prov:Entity
prov:value
Systems and methods consistent with the present invention may determine the geographic proximity of a purchasing device, such as a credit card, to a POS terminal when determining the authorization of a purchase transaction with the payment device.
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n5:com
Subject Item
isap:304403504
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isa:337259243