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发明名称
An improved multiple tariff counting mechanism for electricity meters
摘要
申请公布号
GB769619(A)
申请公布日期
1957.03.13
申请号
GB19550009607
申请日期
1955.04.01
申请人
LANDIS & GYR A.G.
发明人
分类号
G01R11/56
主分类号
G01R11/56
代理机构
代理人
主权项
地址
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