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发明名称
Filing device
摘要
申请公布号
US1756866(A)
申请公布日期
1930.04.29
申请号
US19270190504
申请日期
1927.05.11
申请人
REMINGTON RAND INC.
发明人
HUTCHINGS LE ROI E.
分类号
B42F17/02
主分类号
B42F17/02
代理机构
代理人
主权项
地址
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