| 摘要 |
PROBLEM TO BE SOLVED: To improve the usefulness of an electronic catalog by improving the distributing, sharing and recycling possibilities of the electronic catalog by enabling the free division of the electronic catalog and the preparation and restoration of partial sets. SOLUTION: This electronic catalog utilizing system is almost composed of an electronic catalog browser 1 for displaying an electronic catalog 100 to a user and performing operation entries, catalog retrieving part 2 for performing retrieval concerning the electronic catalog 100, user catalog generating part 3 for generating a user catalog 200, user catalog restoring part 4 for restoring the user catalog 300, electronic catalog storage part 10 for storing the electronic catalog, 100, user catalog storage part 20 for storing the electronic user catalog 200, and restored catalog storage part 30 for storing the restored catalog 300. |
