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发明名称
Clip for sheet material
摘要
申请公布号
US2642638(A)
申请公布日期
1953.06.23
申请号
US19500198134
申请日期
1950.11.29
申请人
LARRABEE DONALD C
发明人
LARRABEE DONALD C.
分类号
B42F1/08
主分类号
B42F1/08
代理机构
代理人
主权项
地址
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