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经营范围
发明名称
ELEKTRONISCH REGELBARE IMPEDANTIE.
摘要
申请公布号
NL159834(B)
申请公布日期
1979.03.15
申请号
NL19680012207
申请日期
1968.08.28
申请人
INTERNATIONAL BUSINESS MACHINES CORP., ARMONK, NEW YORK, VER.ST.V.AM.
发明人
分类号
H03C3/12;G05F1/613;G06G7/163;H03C1/36;H03F1/34;H03G1/00;H03H11/48;H03L7/081;H04B3/14;(IPC1-7):H03G3/30
主分类号
H03C3/12
代理机构
代理人
主权项
地址
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