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发明名称
Thermionic amplifier
摘要
申请公布号
US2431306(A)
申请公布日期
1947.11.25
申请号
US19430486251
申请日期
1943.05.08
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
CHATTERJEA PRAFULLA KUMAR;SCULLY CHARLES THOMAS
分类号
H03F1/54
主分类号
H03F1/54
代理机构
代理人
主权项
地址
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