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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
GB676914(A)
申请公布日期
1952.08.06
申请号
GB19500011638
申请日期
1950.05.10
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
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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