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经营范围
发明名称
Printing device in connection with calculating machines, particularly for tabulating machines employing perforated cards
摘要
申请公布号
GB380474(A)
申请公布日期
1932.09.12
申请号
GB19310017011
申请日期
1931.06.11
申请人
KNUT ANDREAS KNUTSEN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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