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经营范围
发明名称
Composite electroacoustic transducer.
摘要
申请公布号
EP0551845(B1)
申请公布日期
1995.10.04
申请号
EP19930100269
申请日期
1993.01.11
申请人
C.I.A.R.E. S.P.A.
发明人
ESPOSTO, LINO
分类号
H04R1/24;(IPC1-7):H04R1/24
主分类号
H04R1/24
代理机构
代理人
主权项
地址
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