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经营范围
发明名称
Bat bag
摘要
A hitting trainer which has a slanted surface mounted on a stand, and which the player will hit with a bat in order to develop strength and quickness.
申请公布号
US6238308(B1)
申请公布日期
2001.05.29
申请号
US19990429709
申请日期
1999.10.29
申请人
SANCHEZ OSVALDO
发明人
SANCHEZ OSVALDO
分类号
A63B69/00;A63B69/20;(IPC1-7):A63B69/00
主分类号
A63B69/00
代理机构
代理人
主权项
地址
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