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发明名称
ELEKTROAKUSTISCHER WANDLER
摘要
申请公布号
AT528930(T)
申请公布日期
2011.10.15
申请号
AT20070016678T
申请日期
2007.08.24
申请人
NEC CORPORATION
发明人
HAMA, YOSHINORI
分类号
H04R7/04;G01S15/00;H04R1/44;H04R15/00;H04R17/00
主分类号
H04R7/04
代理机构
代理人
主权项
地址
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