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经营范围
发明名称
Helical antenna null suppressor
摘要
申请公布号
US3015823(A)
申请公布日期
1962.01.02
申请号
US19590793822
申请日期
1959.02.17
申请人
GENERAL ELECTRIC COMPANY
发明人
PAN PAUL M.
分类号
H01Q1/36
主分类号
H01Q1/36
代理机构
代理人
主权项
地址
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