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经营范围
发明名称
Magnetron
摘要
申请公布号
US2428193(A)
申请公布日期
1947.09.30
申请号
US19440555497
申请日期
1944.09.23
申请人
GENERAL ELECTRIC COMPANY
发明人
BLEWETT JOHN P.
分类号
H01J25/54
主分类号
H01J25/54
代理机构
代理人
主权项
地址
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