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(11) | EP 1 014 318 A3 |
| (12) | EUROPEAN PATENT APPLICATION |
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| (54) | Ticket issuing method, ticket issuing system and ticket collating method |
| (57) In a ticket issuing method, security data is first made from ticket issue request
data and user identification data sent from user via a communication means and then,
ticket image data is made from the ticket issue request data and by embedding the
security data in the ticket image data in the invisible state, ticket printing data
for printing ticket by user is made. The ticket printing data thus made is sent to
user via a communication means. |