发明名称 Multi-layer core golf ball
摘要 Golf balls consisting of a multi-layer core and a cover are disclosed. The multi-layer core consists of a rubber center and a rubber outer core layer that are both soft relative to a hard, thermoplastic intermediate core layer.
申请公布号 US7841955(B2) 申请公布日期 2010.11.30
申请号 US20090407835 申请日期 2009.03.20
申请人 ACUSHNET COMPANY 发明人 SULLIVAN MICHAEL J.;LADD DEREK A.
分类号 A63B37/06 主分类号 A63B37/06
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