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发明名称
Bowling ball and insert
摘要
申请公布号
US3148881(A)
申请公布日期
1964.09.15
申请号
US19610120017
申请日期
1961.06.27
申请人
VINCENT YETTITO
发明人
YETTITO VINCENT
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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