发明名称 Method of making golf balls
摘要 A method of making golf balls wherein an elastomeric spherical core is formed with a series of narrow shallow surface channels each lying on great circles passing through opposite pole areas, and similar hemispherical cover shells are compression molded upon the core and joined along a transverse seam lying in a plane that intersects all of the great circles, preferably at about 90 DEG .
申请公布号 US4229401(A) 申请公布日期 1980.10.21
申请号 US19790043014 申请日期 1979.05.29
申请人 COLGATE-PALMOLIVE COMPANY 发明人 POCKLINGTON, TERENCE W.
分类号 B29C37/00;B29C43/00;B29C70/70;B29D99/00;(IPC1-7):B29C27/18 主分类号 B29C37/00
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