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发明名称
Card-holding clip
摘要
申请公布号
US2178449(A)
申请公布日期
1939.10.31
申请号
US19370150120
申请日期
1937.06.24
申请人
REMINGTON RAND INC.
发明人
JACKSON ARTHUR REX
分类号
B42F19/00
主分类号
B42F19/00
代理机构
代理人
主权项
地址
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