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发明名称
Thermionic valve amplifying circuits
摘要
申请公布号
US2782264(A)
申请公布日期
1957.02.19
申请号
US19530388738
申请日期
1953.10.28
申请人
BRITISH TELECOMMUNICATIONS RESEARCH LIMITED
发明人
DODD GEORGE ALEXANDER;BOURA JOHN
分类号
H03F1/36;H03F1/54
主分类号
H03F1/36
代理机构
代理人
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地址
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