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经营范围
发明名称
Improvements relating to recording maximum demand meters
摘要
申请公布号
GB551401(A)
申请公布日期
1943.02.22
申请号
GB19410007467
申请日期
1941.06.13
申请人
LANDIS & GYR S.A.
发明人
分类号
G01R11/60
主分类号
G01R11/60
代理机构
代理人
主权项
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