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发明名称
Card index cabinet
摘要
申请公布号
US2423919(A)
申请公布日期
1947.07.15
申请号
US19430487744
申请日期
1943.05.20
申请人
REMINGTON RAND INC.
发明人
WOLTERS CARL F.
分类号
B42F17/18
主分类号
B42F17/18
代理机构
代理人
主权项
地址
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