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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0395682 (1989-08-18) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 12 인용 특허 : 2 |
This magnetic toy includes a figure which may roll, where a part of the figure is magnetized with poles forming a magnetic force line around the figure. Also included is a belt with poles disposed along the length, the poles forming a magnetic force line. The figure is placed on the belt with the ma
A magnetic toy comprising: a figure having an outside surface which permits the figure to roll in an angular direction, at least part of the figure having two opposite magnetic poles running parallel to each other along the figure surface in the angular direction and forming a magnetic force line be
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