| 发明名称 |
Multilayer core golf ball having hardness gradient within and between each core layer |
| 摘要 |
The present invention is directed to an improved multi-layered core golf ball wherein each core layer comprises its own specific hardness gradient (positive, negative or a combination) in addition to an overall specific hardness gradient from one core layer to the next. |
| 申请公布号 |
US8313394(B2) |
申请公布日期 |
2012.11.20 |
| 申请号 |
US20090635025 |
申请日期 |
2009.12.10 |
| 申请人 |
SULLIVAN MICHAEL J.;COMEAU BRIAN;GOGUEN DOUGLAS S.;BULPETT DAVID A.;ACUSHNET COMPANY |
发明人 |
SULLIVAN MICHAEL J.;COMEAU BRIAN;GOGUEN DOUGLAS S.;BULPETT DAVID A. |
| 分类号 |
A63B37/06 |
主分类号 |
A63B37/06 |
| 代理机构 |
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