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发明名称
Frequency converter
摘要
申请公布号
US2616038(A)
申请公布日期
1952.10.28
申请号
US19470775648
申请日期
1947.09.23
申请人
THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
发明人
HANSEN WILLIAM W.;VARIAN RUSSELL H.
分类号
H01J25/12;H03D7/20
主分类号
H01J25/12
代理机构
代理人
主权项
地址
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