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发明名称
CIRCUIT FOR PRECISION CONTROLLING DIFFERENTIAL FREQUENCY
摘要
申请公布号
EP0358967(A3)
申请公布日期
1990.07.04
申请号
EP19890115138
申请日期
1989.08.17
申请人
VEBA KRAFTWERKE RUHR
发明人
DEUTSCHMANN, NORBERT
分类号
H02J3/42;(IPC1-7):G01R31/00
主分类号
H02J3/42
代理机构
代理人
主权项
地址
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