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发明名称
Wechselstromzaehler fuer mehrere, insbesondere zwei Frequenzen
摘要
申请公布号
DE506371(C)
申请公布日期
1930.09.03
申请号
DE1928A055886D
申请日期
1928.11.14
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
CIFFRINOWITSCH ZALMANN
分类号
G01R11/36
主分类号
G01R11/36
代理机构
代理人
主权项
地址
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