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发明名称
ELECTRO ACOUSTIC TRANSDUCER
摘要
申请公布号
AU549079(B2)
申请公布日期
1986.01.16
申请号
AU19820079685
申请日期
1982.01.20
申请人
EMI LTD.
发明人
LYN HOLT
分类号
B06B1/06;G01H11/08;H04R17/00;(IPC1-7):H01L41/18;H04R7/06
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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