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发明名称
Practice golf ball device
摘要
申请公布号
US1982808(A)
申请公布日期
1934.12.04
申请号
US19320619369
申请日期
1932.06.27
申请人
HENDERSEN OTTO A
发明人
HENDERSEN OTTO A.
分类号
A63B43/00
主分类号
A63B43/00
代理机构
代理人
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地址
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