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经营范围
发明名称
TRANSDUCTEUR ELECTRO-ACOUSTIQUE.
摘要
申请公布号
CH645227(A5)
申请公布日期
1984.09.14
申请号
CH19810008199
申请日期
1981.12.22
申请人
MULTIPHONIE SA
发明人
FRESARD, MARCEL
分类号
H04R9/06;(IPC1-7):H04R9/06
主分类号
H04R9/06
代理机构
代理人
主权项
地址
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