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发明名称
摘要
申请公布号
DE8902176(U1)
申请公布日期
1989.04.13
申请号
DE19890002176U
申请日期
1989.02.23
申请人
SIEMENS AG, 1000 BERLIN UND 8000 MUENCHEN, DE
发明人
分类号
H04M1/03;H04R1/08;H04R19/01;H04R19/04
主分类号
H04M1/03
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代理人
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