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经营范围
发明名称
ELECTRON TUBE VARIABLE DELAY LINE
摘要
申请公布号
US3431453(A)
申请公布日期
1969.03.04
申请号
USD3431453
申请日期
1967.11.20
申请人
MICROWAVE ASSOCIATES INC.
发明人
KENNETH R. EVANS
分类号
H01J25/38;(IPC1-7):H01J25/34
主分类号
H01J25/38
代理机构
代理人
主权项
地址
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