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经营范围
发明名称
Elektrisk Fjernsignaleringsanlæg.
摘要
申请公布号
DK57669(C)
申请公布日期
1940.06.03
申请号
DKD57669
申请日期
1938.01.15
申请人
STANDARD ELECTRIC AKTIESELSKAB (STANDARD ELECTRIC LTD.)
发明人
分类号
主分类号
代理机构
代理人
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