Patent ID: 7971787

Claim:
A commodity-vending system comprising: terminal devices, provided per type of commodity displayed on store aisles, for transmitting an instruction information that designates the commodity based on the customer's operation; and a weight-scale apparatus that weighs each commodity, wherein the weight-scale apparatus comprises: a storage unit that stores commodity information associated with the commodity; a receiver unit that receives the instruction information transmitted from the terminal device; an indicator unit that displays commodity selection-associated information for selecting commodity information of the commodity designated by the previously received instruction information; a weight-scale unit that weighs the commodity placed thereon; a label-issuing unit that retrieves commodity information from the storage unit in accordance with the commodity selection-associated information designated by the customer, and issues a label based on the retrieved commodity information and the weighed weight; and a control unit that stores a counter number indicating the number of receptions of instruction information per commodity; subtracts the counter number corresponding to the label issued per commodity; and erases the corresponding commodity selection-associated information from the indicator unit based on the counter number that indicates zero.