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经营范围
发明名称
Improvements in or relating to electrical circuits
摘要
申请公布号
GB939809(A)
申请公布日期
1963.10.16
申请号
GB19600028177
申请日期
1960.08.15
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H03D1/18;H03K5/1532
主分类号
H03D1/18
代理机构
代理人
主权项
地址
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