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经营范围
发明名称
FIELD EMISSION CATHODE
摘要
申请公布号
GB2021854(A)
申请公布日期
1979.12.05
申请号
GB19790008699
申请日期
1979.03.12
申请人
MAX PLANCK GES ZUR FOERDERUNG DER WISSENSCHAFTEN EV
发明人
分类号
H01J49/14;H01J1/30;H01J1/304;H01J9/02;(IPC1-7):H01J1/30
主分类号
H01J49/14
代理机构
代理人
主权项
地址
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