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经营范围
发明名称
Circuit breaker
摘要
申请公布号
US1899675(A)
申请公布日期
1933.02.28
申请号
US19290376557
申请日期
1929.07.08
申请人
R-B-M MANUFACTURING CO.
发明人
DASHNER WILLIAM W.
分类号
H01H71/24
主分类号
H01H71/24
代理机构
代理人
主权项
地址
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