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经营范围
发明名称
COAXIAL MAGNETRON
摘要
申请公布号
JPH01100849(A)
申请公布日期
1989.04.19
申请号
JP19870255827
申请日期
1987.10.09
申请人
NEC CORP
发明人
HIROSE KATSUMI
分类号
H01J23/20
主分类号
H01J23/20
代理机构
代理人
主权项
地址
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