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发明名称
APPARATUS FOR MEASURING VELOCITY OF LOW ENERGY ELECTRONS
摘要
申请公布号
US3435207(A)
申请公布日期
1969.03.25
申请号
USD3435207
申请日期
1966.01.06
申请人
GENERAL ELECTRIC CO.
发明人
GEORGE C. BALDWIN
分类号
H01J49/44;(IPC1-7):B01D59/44
主分类号
H01J49/44
代理机构
代理人
主权项
地址
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