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经营范围
发明名称
Indicateur du quotient ou du produit de deux nombres
摘要
申请公布号
FR1116903(A)
申请公布日期
1956.05.14
申请号
FRD1116903
申请日期
1954.12.16
申请人
发明人
GEREST RAYMOND;CUZIN MAURICE CLEMENT
分类号
G06G3/00
主分类号
G06G3/00
代理机构
代理人
主权项
地址
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