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经营范围
发明名称
Improvements in or relating to electric circuit breakers
摘要
申请公布号
GB709717(A)
申请公布日期
1954.06.02
申请号
GB19500031415
申请日期
1950.12.27
申请人
MECHANICAL PRODUCTS INC.
发明人
分类号
H01H73/30
主分类号
H01H73/30
代理机构
代理人
主权项
地址
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