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发明名称
Perfectionnements aux machines comptables commandées par des cartes perforées
摘要
申请公布号
FR796183(A)
申请公布日期
1936.03.31
申请号
FRD796183
申请日期
1934.02.28
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
主分类号
代理机构
代理人
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