发明授权
US5002515A Running toy movable in a direction other than the orientation of its body 失效
跑步玩具沿其身体方向以外的方向移动

Running toy movable in a direction other than the orientation of its body
摘要:
A running toy movable straight in a direction other than the orientation of its body is disclosed, which includes a body and a chassis mounted thereto and in which the chassis contains a driving mechanism and is turnable in a horizontal plane in relation to the body.
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