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经营范围
发明名称
MAGNETRON
摘要
申请公布号
JPH065212(A)
申请公布日期
1994.01.14
申请号
JP19920162521
申请日期
1992.06.22
申请人
HITACHI LTD
发明人
OGURO TOMOKATSU
分类号
H01J23/14;(IPC1-7):H01J23/14
主分类号
H01J23/14
代理机构
代理人
主权项
地址
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