PURPOSE: To improve throughput. ;CONSTITUTION: In this race betting ticket system, the generation formula of a secret code is periodically sent from a host computer 1 to an issueing device 2, the secret code generation formula is stored in a volatile memory of the issueing device 2 and storage in the issueing device 2 is performed until the data amount of race betting data becomes a fixed value. The stored data are sent to the host computer 1 after the data amount of the secret code and the race betting data reaches the fixed value or immedicately before a race is started and the sent stored data are deleted from the storage device of the issueing device 2 after they are sent.;COPYRIGHT: (C)1994,JPO&Japio
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