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经营范围
发明名称
V.h.f. cascode circuit
摘要
申请公布号
GB874694(A)
申请公布日期
1961.08.10
申请号
GB19590030249
申请日期
1959.09.04
申请人
OAK MANUFACTURING CO.
发明人
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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