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发明名称
Anordning ved elektriske Signaleringsanlæg.
摘要
申请公布号
DK59298(C)
申请公布日期
1941.12.15
申请号
DKD59298
申请日期
1939.07.06
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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