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Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number US12/932,544 Other versions US9218517B2

Google Patents Card reader device and method of useĭownload PDF Info Publication number US20110174879A1 US20110174879A1 US12/932,544 US93254411A US2011174879A1 US 20110174879 A1 US20110174879 A1 US 20110174879A1 US 93254411 A US93254411 A US 93254411A US 2011174879 A1 US2011174879 A1 US 2011174879A1 Authority US United States Prior art keywords magnetic stripe card reader card data stored reader device Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US20110174879A1 - Card reader device and method of use

US20110174879A1 - Card reader device and method of use