Invention Grant
US08648244B2 Percussion instrument and method of manufacture 有权
打击乐器及制造方法

Percussion instrument and method of manufacture
Abstract:
A percussion instrument including an acoustic chamber housing having a zigzag shape, a material chamber housing having the zigzag shape, a sound board having the zigzag shape arranged between the acoustic chamber housing and the material chamber housing to form an acoustic chamber defined by the acoustic chamber housing and the sound board, and a material chamber defined by the material chamber housing and the sound board, and particulate material arranged in the material chamber.
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