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经营范围
发明名称
Selective tripping of circuit breakers in a system
摘要
申请公布号
US2439165(A)
申请公布日期
1948.04.06
申请号
US19440522725
申请日期
1944.02.17
申请人
I. T. E. CIRCUIT BREAKER COMPANY
发明人
JR. HERBERT C. GRAVES,
分类号
H01H71/44
主分类号
H01H71/44
代理机构
代理人
主权项
地址
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