发明名称 Fishing bobber with shifting center of gravity
摘要 A fishing bobber design of elongate construction, having internal unattached rolling weights, so that the bobber will remain in stable horizontal position or in stable vertical position upon the body of water. The nibble of a fish upon the bait tips the bobber from stable horizontal position to a very noticeable stable vertical position, in which it remains until again placed into the stable horizontal position upon the water.
申请公布号 US6389736(B1) 申请公布日期 2002.05.21
申请号 US19950508673 申请日期 1995.07.28
申请人 FROST GARY L. 发明人 FROST GARY L.
分类号 A01K93/00;(IPC1-7):A01K93/00 主分类号 A01K93/00
代理机构 代理人
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