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发明名称
ELEKTRODYNAMISCHER AKUSTISCHER WANDLER
摘要
申请公布号
AT428271(T)
申请公布日期
2009.04.15
申请号
AT20040708831T
申请日期
2004.02.06
申请人
RITELZEICHNUNG HOLDING A.G.
发明人
HOFFMANN, PATRIK
分类号
H04R1/00;H04R1/26;H04R1/34
主分类号
H04R1/00
代理机构
代理人
主权项
地址
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