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经营范围
发明名称
Radio frequency amplifier
摘要
申请公布号
US2799736(A)
申请公布日期
1957.07.16
申请号
US19530389991
申请日期
1953.11.03
申请人
STANDARD COIL PRODUCTS CO., INC.
发明人
HANNON ROBERT J.
分类号
H03F1/10;H03F3/52;H03J3/00
主分类号
H03F1/10
代理机构
代理人
主权项
地址
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