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经营范围
发明名称
Apparatus for producing electric potential impulses, more particularly for calibrating purposes
摘要
申请公布号
GB375034(A)
申请公布日期
1932.06.23
申请号
GB19310014177
申请日期
1931.05.13
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
G01R35/00
主分类号
G01R35/00
代理机构
代理人
主权项
地址
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