| 20090177319 | Electronic Device for the Sale of Intangible Products in Vending Machines - An electronic device for the sale of intangible products through vending machines that includes an interface to communicate with external peripherals through the MDB protocol, an interface to communicate with external peripherals through the RS232 standard, an interface to communicate with external peripherals through the DEX protocol, an interface to communicate with users, a communications system which enables it to act as part of a network and communicate with a central system, and a controller, which articulates the communication among the above-mentioned components, so as to enable a central system to perform diverse actions on a vending machine. | 07-09-2009 |
