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发明名称
Numeral base conversion device
摘要
申请公布号
US3055121(A)
申请公布日期
1962.09.25
申请号
US19610089885
申请日期
1961.02.16
申请人
NEAL WILLIAM A
发明人
NEAL WILLIAM A.
分类号
G09B19/02
主分类号
G09B19/02
代理机构
代理人
主权项
地址
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