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发明名称
Golf club accessory for swing practice
摘要
申请公布号
US2482015(A)
申请公布日期
1949.09.13
申请号
US19470788369
申请日期
1947.11.28
申请人
MCCONNELL HOWARD W
发明人
MCCONNELL HOWARD W.
分类号
A63B69/36
主分类号
A63B69/36
代理机构
代理人
主权项
地址
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