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发明名称
Top roll for drawing mechanism
摘要
申请公布号
US2775793(A)
申请公布日期
1957.01.01
申请号
US19510260724
申请日期
1951.12.08
申请人
COTCHETT LOUIS M
发明人
COTCHETT LOUIS M.
分类号
D01H5/74
主分类号
D01H5/74
代理机构
代理人
主权项
地址
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