| 摘要 |
PURPOSE:To save labor by speedily and securely displaying information corresponding to the contents of a show card and a price card. CONSTITUTION:When the information corresponding to the contents of the price card is altered, the information after the alteration is registered in a store processor 2. Then the registered information is supplied to a radio transmitter 7 through an interface cable 6 and the radio transmitter 7 which receives it sends code information to a receiver 8 provided to an article rack 9 by radio. Plural liquid crystal display devices 10 are connected to the receiver 8 through cables 80 corresponding to articles 30 and a liquid crystal display device 10 displays the received information. |
