发明申请
- 专利标题： Practice drumstick
- 专利标题（中）： 练习鼓槌
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申请号： US11235502申请日： 2005-09-26
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公开(公告)号： US20070068363A1公开(公告)日： 2007-03-29
- 发明人: Charles Seymour
- 申请人： Charles Seymour
- 主分类号： G10D9/06
- IPC分类号： G10D9/06
摘要：
The practice drumstick comprises an inner core and an outer sheath. The outer sheath is constructed of a material or materials suitable to absorb energy and sound to result in significant reduction in: a) the sound produced by practice drumming, and b) physical damage to any surface struck by the practice drumstick.
公开/授权文献
- US07906719B2 Practice drumstick 公开/授权日：2011-03-15
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