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发明名称
AMPLIFIER
摘要
申请公布号
HK69787(A)
申请公布日期
1987.10.02
申请号
HK19870000697
申请日期
1987.09.24
申请人
HITACHI, LTD.
发明人
KENJI NAGAI;FUMIAKO FUJII
分类号
H03F3/345;H03F1/08;H03F3/30;H03F3/34;H03F3/45;(IPC1-7):H03F3/16
主分类号
H03F3/345
代理机构
代理人
主权项
地址
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