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发明名称
DRUM STRUCTURES HAVING TURN-ON DRUMHEAD TUNING AND SPHERICAL ACOUSTIC CHAMBERS
摘要
申请公布号
EP1846915(A2)
申请公布日期
2007.10.24
申请号
EP20060720258
申请日期
2006.02.03
申请人
LERNER, ROBERT
发明人
LERNER, ROBERT
分类号
G10D13/02
主分类号
G10D13/02
代理机构
代理人
主权项
地址
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