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经营范围
发明名称
Improvements in or relating to arc-extinguishing arrangements more particularly for electric switches and circuit breakers
摘要
申请公布号
GB539025(A)
申请公布日期
1941.08.26
申请号
GB19390032753
申请日期
1939.12.22
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;WILLIAM FRANK BAKER
发明人
分类号
H01H9/34
主分类号
H01H9/34
代理机构
代理人
主权项
地址
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