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经营范围
发明名称
ELECTRONIC SWITCHING CIRCUITS
摘要
申请公布号
GB2039439(B)
申请公布日期
1983.07.20
申请号
GB19790040233
申请日期
1979.11.21
申请人
SIEMENS AG
发明人
分类号
H03K17/66;(IPC1-7):H03K17/04
主分类号
H03K17/66
代理机构
代理人
主权项
地址
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