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经营范围
发明名称
Variable frequency tank circuit
摘要
申请公布号
US2544832(A)
申请公布日期
1951.03.13
申请号
US19450609667
申请日期
1945.08.08
申请人
HADLEY JR LAWRENCE N
发明人
JR. LAWRENCE N. HADLEY,
分类号
H01P7/00;H03B5/18
主分类号
H01P7/00
代理机构
代理人
主权项
地址
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