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发明名称
Improvements in coupling devices for high-frequency electric circuits
摘要
申请公布号
GB515194(A)
申请公布日期
1939.11.28
申请号
GB19380014572
申请日期
1938.05.16
申请人
JOHNSON LABORATORIES INCORPORATED
发明人
分类号
H03H7/01
主分类号
H03H7/01
代理机构
代理人
主权项
地址
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