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经营范围
发明名称
Dispositif de multiplication pour machines à calculer
摘要
申请公布号
FR1169586(A)
申请公布日期
1958.12.31
申请号
FRD1169586
申请日期
1956.12.19
申请人
发明人
DIRKS GERHARD
分类号
G06F7/50;G06F7/504;G06F7/52;G06F15/04
主分类号
G06F7/50
代理机构
代理人
主权项
地址
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