| 摘要 |
PROBLEM TO BE SOLVED: To provide a map puzzle reducing faults such as easiness in losing and damaging small parts, danger of swallowing by mistake, difficulty in carrying, etc. in the puzzle for combining forms shaped like administrative sections. SOLUTION: The puzzle is prepared by a method of printing a part of the map on a plurality of transparent cards of fixed size. A pattern can be seen even if cards are overlapped because they are transparent. COPYRIGHT: (C)2011,JPO&INPIT
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