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发明名称
Metal roll
摘要
申请公布号
US1743446(A)
申请公布日期
1930.01.14
申请号
US19270163165
申请日期
1927.01.24
申请人
FULTON CLIFFORD W
发明人
FULTON CLIFFORD W.
分类号
D06F67/02
主分类号
D06F67/02
代理机构
代理人
主权项
地址
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