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经营范围
发明名称
Harmonic producing velocity modulation tube having particular output cavity structure
摘要
申请公布号
US3354348(A)
申请公布日期
1967.11.21
申请号
US19640349399
申请日期
1964.03.04
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
IPEREN BERNARDUS BASTIAAN VAN
分类号
H01J23/36;H01J25/10;H01J25/12
主分类号
H01J23/36
代理机构
代理人
主权项
地址
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