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经营范围
发明名称
LOW FREQUENCY POWER AMPLIFIER CIRCUIT
摘要
申请公布号
JPH0191506(A)
申请公布日期
1989.04.11
申请号
JP19880194404
申请日期
1988.08.05
申请人
HITACHI LTD
发明人
SEKI KUNIO;TAKESHITA RITSUJI
分类号
H03F3/30;H03F3/20;H03F3/34;H03F3/343
主分类号
H03F3/30
代理机构
代理人
主权项
地址
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