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发明名称
Improvements in and relating to rheostats
摘要
申请公布号
GB558735(A)
申请公布日期
1944.01.18
申请号
GB19430001240
申请日期
1943.01.25
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED
发明人
分类号
H01C10/48
主分类号
H01C10/48
代理机构
代理人
主权项
地址
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