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发明名称
ACOUSTIC TRANSDUCER
摘要
申请公布号
EP0764387(A1)
申请公布日期
1997.03.26
申请号
EP19950922208
申请日期
1995.06.05
申请人
KNOWLES ELECTRONICS, INC.
发明人
RING, EUGENE, M.;MURPHY, WILLIAM, J.
分类号
H04R19/01;H04R25/00;(IPC1-7):H04R19/01
主分类号
H04R19/01
代理机构
代理人
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