发明名称 DEVICE FOR TRAINING AND PRACTICE OF SOCCER
摘要 <p>A device for training and practice of soccer which consists of a transportable stand (2) and a soccer ball (1) joined by an elastic element (3) that allows displacement of the ball and its return to its original position.</p>
申请公布号 WO1991001779(A1) 申请公布日期 1991.02.21
申请号 US1990004431 申请日期 1990.08.07
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