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发明名称
Attenuator
摘要
申请公布号
US2709789(A)
申请公布日期
1955.05.31
申请号
US19460662464
申请日期
1946.04.16
申请人
WORRELL FRANCIS T
发明人
WORRELL FRANCIS T.
分类号
H01P1/22
主分类号
H01P1/22
代理机构
代理人
主权项
地址
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