Wegner & Bretschneider
Electronic cash register system
 An electronic cash register system having a plurality of electronic cash registers which are connected to a common bus and assignable to a plurality of operators given respective operator codes, at least one of said cash registers comprising a customer number storage means for storing customer numbers and the data relating to merchandise and corresponding to the respective customer numbers for each of the operator codes, each of said cash registers further comprising: mode setting means for setting the cash register into registration mode or a liquidation mode; input means for entering data into the cash register; means operative in the registration mode to cause the customer number storage means corresponding to an operator code to store the customer number and the corresponding merchandise data entered through the input means; and means operative in the liquidation mode to read out the stored merchandise data corresponding to a customer number from the customer number storage means so as to perform a liquidation transaction, so that any of the operator may operate any of the cash registers to perform a desired registration or liquidation transaction. 
Omron Tateisi Electronics Co.
G G G
G06Q G06Q G07G
inventional inventional inventional
Yasuo Nobuyoshi
Suzuki Sakamoto