发明名称 METHOD AND APPARATUS FOR PREVENTING HITTING IN A RESTRICTED ZONE DURING GAME PLAY
摘要 <p>An apparatus for preventing hitting in a restricted zone during game play includes a signal generator for signalling the location of a restricted zone in a playing area contained by a barrier. A proximity detector receives the signal generated by the signal generator. An indicator indicates when the proximity detector is within the restricted zone, the signal generator and the indicator being carried by a player.</p>
申请公布号 WO2008034230(A2) 申请公布日期 2008.03.27
申请号 WO2007CA01654 申请日期 2007.09.19
申请人 BOTTING, KEVIN;BOTTING, ROCKY 发明人 BOTTING, KEVIN;BOTTING, ROCKY
分类号 A63B71/06;A42B3/04;A63B71/00;A63C19/06;G08B5/36 主分类号 A63B71/06
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