发明申请
- 专利标题： Pitching training aid
- 专利标题（中）： 投球训练辅助
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申请号： US12152365申请日： 2008-05-15
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公开(公告)号： US20090286631A1公开(公告)日： 2009-11-19
- 发明人: Matt Hammons , Eric Andrews
- 申请人： Matt Hammons , Eric Andrews
- 主分类号： A63B69/00
- IPC分类号： A63B69/00
摘要：
The present invention relates to a training aid to promote well balanced pitching techniques for any sport that requires a pitching motion related to but not limited to baseball and softball including a pitching tunnel structure and a pitching target and ball containment system.
信息查询
