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发明名称
THERMIONIC EMITTER AND METHOD OF MAKING SAME
摘要
申请公布号
CA761576(A)
申请公布日期
1967.06.20
申请号
CAD761576
申请日期
申请人
GENERAL ELECTRIC COMPANY
发明人
JOHN H. AFFLECK, III
分类号
主分类号
代理机构
代理人
主权项
地址
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