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发明名称
Bowling game
摘要
申请公布号
US2670204(A)
申请公布日期
1954.02.23
申请号
US19500200707
申请日期
1950.12.14
申请人
POWELL JAMES H
发明人
POWELL JAMES H.
分类号
A63D7/00
主分类号
A63D7/00
代理机构
代理人
主权项
地址
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