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经营范围
发明名称
ELECTRON DISCHARGE DEVICE
摘要
申请公布号
CA586336(A)
申请公布日期
1959.11.03
申请号
CAD586336
申请日期
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
WILLIAM R. AIKEN
分类号
主分类号
代理机构
代理人
主权项
地址
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