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经营范围
发明名称
Machine à calculer
摘要
申请公布号
FR937872(A)
申请公布日期
1948.08.30
申请号
FRD937872
申请日期
1946.12.18
申请人
发明人
ARVAI TIBOR
分类号
G06C7/08
主分类号
G06C7/08
代理机构
代理人
主权项
地址
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