Tamper proof meter
作者： David S. Shuttleworth , Brent K. Price , Seifollah S. Nanaji
DOI:
关键词:
摘要: A fuel dispenser with a flow meter prevents fraud in the form of replacement by storing unique identifier memory associated meter. The is stored as well. Prior to each fueling transaction, identifiers respective memories are compared. In event that match not found, an alarm may be generated. calibration factor likewise both and compared concurrently identifiers. alternate embodiment, element has which prior transaction.
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