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发明名称
MAGNETRON CATHODE HOLDING STRUCTURE
摘要
申请公布号
JPH02216733(A)
申请公布日期
1990.08.29
申请号
JP19890036155
申请日期
1989.02.17
申请人
HITACHI LTD
发明人
OGURA TOSHIO
分类号
H01J23/04;H01J23/14
主分类号
H01J23/04
代理机构
代理人
主权项
地址
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