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经营范围
发明名称
Improvements in or relating to magnetrons
摘要
申请公布号
GB632210(A)
申请公布日期
1949.11.17
申请号
GB19470005658
申请日期
1947.02.27
申请人
WESTINGHOUSE ELECTRIC INTERNATIONAL COMPANY
发明人
分类号
H01J25/58
主分类号
H01J25/58
代理机构
代理人
主权项
地址
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