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发明名称
Improvements in or relating to thermionic valve amplifier circuit arrangements
摘要
申请公布号
GB675852(A)
申请公布日期
1952.07.16
申请号
GB19480014017
申请日期
1948.05.24
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
COOPER VICTOR JAMES
分类号
H03F3/44
主分类号
H03F3/44
代理机构
代理人
主权项
地址
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