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经营范围
发明名称
TRANSISTOR AMPLIFIER
摘要
申请公布号
JPH0198307(A)
申请公布日期
1989.04.17
申请号
JP19870255825
申请日期
1987.10.09
申请人
NEC CORP
发明人
HASHIMOTO MASAAKI
分类号
H03F3/45
主分类号
H03F3/45
代理机构
代理人
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