发明名称 AN IMPROVED GOLF CLUB HEAD
摘要 <p>A golf club head comprising a front portion, a rear portion, an upper portion and a lower portion arranged below the upper portion and vertically spaced therefrom. The upper portion of the golf club head comprises an upper port that is formed therethrough and is defined by a first inner edge 27, 127) thereof. The lower portion of the golf club head comprises a lower port, which is formed therethrough and is defined by a second inner edge thereof. Said upper and lower ports are arranged such that when an eye of a user of the golf club head is aligned therewith along a predetermined alignment axis, the second inner edge defining said lower port is fully visible to the user through said upper port.</p>
申请公布号 EP2379181(A2) 申请公布日期 2011.10.26
申请号 EP20090806201 申请日期 2009.12.17
申请人 PRINCE SPORTS, INC. 发明人 DAVIS, STEPHEN J.;CONTE, STEFANO
分类号 A63B53/04 主分类号 A63B53/04
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