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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
GB727987(A)
申请公布日期
1955.04.13
申请号
GB19520007125
申请日期
1952.03.19
申请人
ENGLISH ELECTRIC VALVE COMPANY LIMITED
发明人
ESTERSON MAURICE
分类号
H01J25/587;H03C1/30
主分类号
H01J25/587
代理机构
代理人
主权项
地址
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