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经营范围
发明名称
MICROPHONE UNIT WITH INTERNAL A/D CONVERTER
摘要
申请公布号
EP1364555(B1)
申请公布日期
2005.05.04
申请号
EP20020710759
申请日期
2002.02.01
申请人
SONION A/S
发明人
FUERST, CLAUS, ERDMANN;STENBERG, LARS, J.;MUCHA, IGOR
分类号
H04R19/04;(IPC1-7):H04R19/04
主分类号
H04R19/04
代理机构
代理人
主权项
地址
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