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发明名称
Schaltungsanordnung für einen DC/DC-Wandler in Fernsprechendgeräten
摘要
申请公布号
DE3938172(C2)
申请公布日期
1995.02.02
申请号
DE19893938172
申请日期
1989.11.16
申请人
SIEMENS AG, 80333 MUENCHEN, DE
发明人
URBIGKEIT, FRANK, 8000 MUENCHEN, DE
分类号
H02M3/335;H04M19/00;(IPC1-7):H04M19/00
主分类号
H02M3/335
代理机构
代理人
主权项
地址
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