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经营范围
发明名称
Schallaufnahmesystem für Mikrofone
摘要
申请公布号
DE20205560(U1)
申请公布日期
2002.07.04
申请号
DE20022005560U
申请日期
2002.04.10
申请人
LIU, SHIH YUN
发明人
分类号
H04R1/02;H04R1/08;(IPC1-7):H04R1/02
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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