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经营范围
发明名称
SCANNING TYPE ELECTRON MICROSCOPE
摘要
申请公布号
JPH065241(A)
申请公布日期
1994.01.14
申请号
JP19920187676
申请日期
1992.06.22
申请人
OKI ELECTRIC IND CO LTD
发明人
WATANABE AKIRA
分类号
G01R31/302;H01J37/147;H01J37/244;H01J37/28;H01L21/66;(IPC1-7):H01J37/147
主分类号
G01R31/302
代理机构
代理人
主权项
地址
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