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经营范围
发明名称
Radio antenna
摘要
申请公布号
US2512511(A)
申请公布日期
1950.06.20
申请号
US19470791821
申请日期
1947.12.15
申请人
PYE LIMITED
发明人
WEIGHTON DONALD
分类号
H01Q21/26
主分类号
H01Q21/26
代理机构
代理人
主权项
地址
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