Invention Grant
US08428967B2 Spot check monitor credit system 有权
现货支票监控信用系统

Spot check monitor credit system
Abstract:
A spot check credit system advantageously includes various embodiments for obtaining authorization or payment for each measurement, groups of measurements, times of measurement or the like. In an embodiment, the system utilizes a server that communicates web pages over a computer network. In an embodiment, the system utilizes a digital communication device such as a photocommunicative key.
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