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发明名称
Instrument de mesure multiple commutable pour courant continu et courant alternatif
摘要
申请公布号
FR50054(E)
申请公布日期
1939.11.20
申请号
FRD50054
申请日期
1938.11.10
申请人
HARTMANN & BRAUN AKTIEN-GESELLSCHAFT
发明人
分类号
G01R15/08
主分类号
G01R15/08
代理机构
代理人
主权项
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