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发明名称
Variable directional coupler
摘要
申请公布号
US3195075(A)
申请公布日期
1965.07.13
申请号
US19620217978
申请日期
1962.08.20
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
VELTROP ROBERT G.
分类号
H01P5/04
主分类号
H01P5/04
代理机构
代理人
主权项
地址
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