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发明名称
Vorrichtung zur Rückhördämpfung
摘要
申请公布号
DE19714966(C2)
申请公布日期
1999.04.01
申请号
DE19971014966
申请日期
1997.04.10
申请人
SIEMENS AG, 80333 MUENCHEN, DE
发明人
SCHERTLER, THOMAS, 64289 DARMSTADT, DE
分类号
H04M9/08;(IPC1-7):H04M1/58;H04M1/60;H04R3/00
主分类号
H04M9/08
代理机构
代理人
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