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发明名称
Safety pin
摘要
申请公布号
US2668996(A)
申请公布日期
1954.02.16
申请号
US19500194095
申请日期
1950.11.04
申请人
ALEXANDER MINDER;DICK JAN VAN AALST;LEOPOLD OBERLANDER
发明人
KUMMLI JAKOB
分类号
A44B9/18
主分类号
A44B9/18
代理机构
代理人
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地址
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