US Patent 7085556 Vending machine

A system includes a communications network, a first communication device connected to the communications network, and a vending machine. The vending machine includes a retrieving device for obtaining a product from the vending machine, a second communication device connected to the communications network, and a dispensing device for dispensing the product from the vending machine. The first and second communication devices establish a connection via the communications network. The connection enables the retrieving device and the dispensing device.