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发明名称
Means for making round piles of sliver in cordage machines
摘要
申请公布号
US1825784(A)
申请公布日期
1931.10.06
申请号
US19300451578
申请日期
1930.05.12
申请人
FREDERICK ENGEL
发明人
ENGEL FREDERICK
分类号
D01G15/62
主分类号
D01G15/62
代理机构
代理人
主权项
地址
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