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发明名称
Perfectionnements aux machines à cartes perforées et similaires
摘要
申请公布号
FR1047378(A)
申请公布日期
1953.12.14
申请号
FRD1047378
申请日期
1951.12.29
申请人
SOCIETE D'ELECTRONIQUE ET D'AUTOMATISME
发明人
MATHELY ROBERT-HENRI-FREDERI
分类号
G06F3/08;G06K7/016
主分类号
G06F3/08
代理机构
代理人
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