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发明名称
Impedance transformer
摘要
申请公布号
US2584068(A)
申请公布日期
1952.01.29
申请号
US19460668544
申请日期
1946.05.09
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
HOFWEEGEN JOHANNES MARINUS VAN;STRUTT MAXIMILIAAN JULIUS OTTO
分类号
H03H7/38
主分类号
H03H7/38
代理机构
代理人
主权项
地址
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