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发明名称
A CAPACITIVE TRANSDUCER
摘要
申请公布号
GB2112605(B)
申请公布日期
1985.08.29
申请号
GB19820032224
申请日期
1982.11.11
申请人
BRUEEL & KJAER AS
发明人
ERLING * FREDERIKSEN
分类号
H04R19/00;H04R19/04;(IPC1-7):H04R19/04
主分类号
H04R19/00
代理机构
代理人
主权项
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