发明名称 AN IMPROVED DRUM.
摘要 <p>A drum having a resonant chamber which is adapted to produce a range of sounds and at least one means whereby the sound produced is able to be altered or changed. This means is a plurality of internal snares which can be brought into contact with the internal surface of the unit which is struck by the player to alter the type of sound produced. The drum may also have a bass drum stick mounted within the chamber and adapted for movement to be able to selectively strike the inner surface of the drum which is struck by the player, the means to effect movement of the stick being external to the drum and operable by the player.</p>
申请公布号 MXPA06013751(A) 申请公布日期 2007.05.09
申请号 MX2006PA13751 申请日期 2005.05.27
申请人 MARK WILLIAM ASPLAND 发明人 MARK WILLIAM ASPLAND
分类号 G10D13/02;G10D13/00 主分类号 G10D13/02
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