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经营范围
发明名称
LOGARTHMIC AMPLIFIER
摘要
申请公布号
US3448289(A)
申请公布日期
1969.06.03
申请号
USD3448289
申请日期
1966.05.20
申请人
NAVY USA
发明人
PAUL E. HARRIS
分类号
G06G7/24;(IPC1-7):G06G7/24
主分类号
G06G7/24
代理机构
代理人
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地址
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