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经营范围
发明名称
Improvements in and relating to electric control switches
摘要
申请公布号
GB634012(A)
申请公布日期
1950.03.15
申请号
GB19480006683
申请日期
1948.03.03
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;JOHN TELFORD THOMPSON
发明人
分类号
H01H25/04
主分类号
H01H25/04
代理机构
代理人
主权项
地址
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