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经营范围
发明名称
Lautsprecher in Form einer Liedtafel
摘要
申请公布号
DE20104842(U1)
申请公布日期
2001.06.28
申请号
DE20012004842U
申请日期
2001.03.20
申请人
THEIS, KARL-HEINZ
发明人
分类号
H04R7/16;(IPC1-7):H04R1/02
主分类号
H04R7/16
代理机构
代理人
主权项
地址
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