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发明名称
Attenuator units for waveguides
摘要
申请公布号
US2705779(A)
申请公布日期
1955.04.05
申请号
US19520277176
申请日期
1952.03.18
申请人
POLYTECHNIC INSTITUTE
发明人
WEBER ERNST;EBERT JOHN
分类号
H01P1/22
主分类号
H01P1/22
代理机构
代理人
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地址
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