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发明名称
ELECTROACOUSTIC TRANSDUCER
摘要
申请公布号
JPH06237500(A)
申请公布日期
1994.08.23
申请号
JP19930309805
申请日期
1993.11.16
申请人
SONY CORP
发明人
SAGAWA HIROYUKI;TSUKAMOTO SHIRO
分类号
H04R9/04;(IPC1-7):H04R9/04
主分类号
H04R9/04
代理机构
代理人
主权项
地址
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