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发明名称
Freisprecheinrichtung
摘要
申请公布号
DE20013919(U1)
申请公布日期
2000.11.23
申请号
DE20002013919U
申请日期
2000.08.12
申请人
WANG, HVO-SHENG
发明人
分类号
H04M1/05;H04M1/60;(IPC1-7):H04M1/62;H05K11/02
主分类号
H04M1/05
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代理人
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