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发明名称
Electricity meter service installation
摘要
申请公布号
US1893550(A)
申请公布日期
1933.01.10
申请号
US19310538352
申请日期
1931.05.18
申请人
DUNCAN ELECTRIC MANUFACTURING COMPANY
发明人
HOLMES FREDERICK
分类号
G01R11/04
主分类号
G01R11/04
代理机构
代理人
主权项
地址
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