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发明名称
Alternating-current generation
摘要
申请公布号
US1778457(A)
申请公布日期
1930.10.14
申请号
US19240708820
申请日期
1924.04.24
申请人
GENERAL ELECTRIC COMPANY
发明人
LANGMUIR IRVING
分类号
H04B1/04
主分类号
H04B1/04
代理机构
代理人
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