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发明名称
Radio antenna unit
摘要
申请公布号
US2039988(A)
申请公布日期
1936.05.05
申请号
US19350042912
申请日期
1935.09.30
申请人
GRAVES JR WALKER COLEMAN
发明人
JR. WALKER COLEMAN GRAVES,
分类号
H01Q1/44
主分类号
H01Q1/44
代理机构
代理人
主权项
地址
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