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发明名称
Square root computer
摘要
申请公布号
US2702857(A)
申请公布日期
1955.02.22
申请号
US19460652905
申请日期
1946.03.08
申请人
BERGER FRANCE B;ALLEN JAMES S
发明人
BERGER FRANCE B.;ALLEN JAMES S.
分类号
G06G7/20
主分类号
G06G7/20
代理机构
代理人
主权项
地址
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