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发明名称
Adjustable grip bowling ball
摘要
申请公布号
US3383109(A)
申请公布日期
1968.05.14
申请号
US19650453918
申请日期
1965.05.07
申请人
WALTER J. JANKIEWICZ;EDGAR A. NORFOLK JR.
发明人
JANKIEWICZ WALTER J.;JR. EDGAR A. NORFOLK,
分类号
A63B37/00
主分类号
A63B37/00
代理机构
代理人
主权项
地址
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