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发明名称
GRIDDED RETARDING FIELD ELECTRON DIFFRACTION SPECTROMETERS
摘要
申请公布号
GB1277466(A)
申请公布日期
1972.06.14
申请号
GB19690051146
申请日期
1969.10.17
申请人
VARIAN ASSOCIATES
发明人
NORMAN J. TAYLOR
分类号
G01Q30/00;H01J37/295;H01J49/48
主分类号
G01Q30/00
代理机构
代理人
主权项
地址
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