发明名称 Safety dart with woven mesh flexible tail
摘要 Disclosed herein is a safety, blunt end dart having a head of frusto-conical shape having first and second ends, with the first end being of a larger diameter than the second end, and the first end includes a magnet, and a longer flexible tail is fixedly and permanently secured to the second end.
申请公布号 US7001292(B1) 申请公布日期 2006.02.21
申请号 US20040957762 申请日期 2004.10.04
申请人 RAPPAPORT MARK 发明人 RAPPAPORT MARK
分类号 A63B65/02 主分类号 A63B65/02
代理机构 代理人
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