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发明名称
Stromversorgungseinheit und Verfahren zum Generieren von Schutzströmen zum Schutz von metallischen Leitungen vor Korrosion
摘要
申请公布号
DE19918753(C2)
申请公布日期
2002.02.28
申请号
DE19991018753
申请日期
1999.04.24
申请人
NOKIA NETWORKS OY, ESPOO
发明人
WALGER, MARTIN
分类号
H04Q11/04;(IPC1-7):H04M3/18
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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