发明名称 Global jigsaw puzzle
摘要 A global jigsaw puzzle including a global body composed of two semispherical bodies and a number of pieces. The number of the pieces is such that the pieces can be assembled to form at least one complete spherical face. The pieces have complementary shapes and a curvature equal to that of the surface of the global body. A magnet is inlaid in each piece. By means of the magnetic attraction of the magnet, the pieces are attracted by and easily detachably attached to the surface of the global body.
申请公布号 US2002135125(A1) 申请公布日期 2002.09.26
申请号 US20010813848 申请日期 2001.03.22
申请人 WU YU FENG 发明人 WU YU FENG
分类号 A63F9/10;A63F9/12;(IPC1-7):A63F9/08 主分类号 A63F9/10
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