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经营范围
发明名称
ELECTRON RAY UNIT
摘要
申请公布号
JPS5448481(A)
申请公布日期
1979.04.17
申请号
JP19770115344
申请日期
1977.09.26
申请人
NIPPON ELECTRON OPTICS LAB
发明人
KUWATA MASAHIKO;KATOU YOSHIAKI
分类号
H01J37/244;H01J37/22
主分类号
H01J37/244
代理机构
代理人
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地址
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