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经营范围
发明名称
LOGARITHMIC CONVERTER
摘要
申请公布号
US3624409(A)
申请公布日期
1971.11.30
申请号
USD3624409
申请日期
1970.09.03
申请人
HEWLETT-PACKARD CO.
发明人
JERRY B. FOLSOM;ROBERT E. HETZEL
分类号
G06G7/24;(IPC1-7):G06G7/12
主分类号
G06G7/24
代理机构
代理人
主权项
地址
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