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发明名称
Electrical regulating means
摘要
申请公布号
US1843745(A)
申请公布日期
1932.02.02
申请号
US19300448394
申请日期
1930.04.29
申请人
GENERAL ELECTRIC COMPANY
发明人
THOMPSON LOUIS W.
分类号
F16L33/01;G05F1/32;G05F1/325
主分类号
F16L33/01
代理机构
代理人
主权项
地址
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