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发明名称
High-frequency tuning device
摘要
申请公布号
US2413836(A)
申请公布日期
1947.01.07
申请号
US19440542374
申请日期
1944.06.27
申请人
HAZELTINE RESEARCH, INC.
发明人
LARSON GILBERT C.
分类号
H03H5/00
主分类号
H03H5/00
代理机构
代理人
主权项
地址
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