| 摘要 |
<p>PURPOSE:To obtain an information service system suitable for the distribution sales of information such as mass media in the format of digital data by electronically writing designated sales information in a prescribed storage medium, and offering it to a purchasing person. CONSTITUTION:Plural information collecting devices 10 to 12 and plural information sales devices 20 to 22 are mutually connected by a data communication network 1, and information input devices 30 to 38 are connected to the respective information collecting devices for an information offering person. Memory cards 40 and 41 where the sales information is written by the information sales devices 20 to 22 and portable display devices 50 and 51 to display the information in the memory cards are possessed by a user. The designated sales information is electronically written to the prescribed storage medium, and offered to the purchasing person. Thus the purchase information does not bulk, it is convenient for carriage, and labor, a time and costs to deliver the information can be reduced.</p> |
