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发明名称
Electromagnetic wave transmission system
摘要
申请公布号
US2653220(A)
申请公布日期
1953.09.22
申请号
US19490122803
申请日期
1949.10.21
申请人
BAYS CARL A
发明人
BAYS CARL A.
分类号
H04B13/02
主分类号
H04B13/02
代理机构
代理人
主权项
地址
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