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发明名称
Improvements in circuits for operating electrical indicating devices
摘要
申请公布号
GB545982(A)
申请公布日期
1942.06.22
申请号
GB19410004749
申请日期
1941.04.09
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED;HUGH WILLIAM CONWAY LIMITED
发明人
分类号
H02H3/04
主分类号
H02H3/04
代理机构
代理人
主权项
地址
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