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经营范围
发明名称
Electrical bus and switch station
摘要
申请公布号
US1883881(A)
申请公布日期
1932.10.25
申请号
US19300501339
申请日期
1930.12.10
申请人
GENERAL ELECTRIC COMPANY
发明人
DAVIES DAVID REGINALD
分类号
H02B1/00
主分类号
H02B1/00
代理机构
代理人
主权项
地址
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