| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent the illegal usage of an admission ticket for entering a plurality of institutions, with a simple configuration. <P>SOLUTION: Admission management information for managing admission to each of exhibition rooms 130, 140 is printed on a common admission ticket 20 as a bar code. Each of admission management devices 30, 40 reads the bar code for the exhibition room with the management device arranged therein from the common admission ticket 20, and determines the propriety of admission to the exhibition room by using the read result. When permission for admission is determined, the admission management devices 30, 40 perform processing such as printing or punching in a part where the bar code for the exhibition room with the management device arranged therein is printed concerning the common admission ticket 20, and invalidates the bar code. When it is determined that admission is not permitted, alarm is outputted. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
