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经营范围
发明名称
Treatment of spinnerettes
摘要
申请公布号
US2515697(A)
申请公布日期
1950.07.18
申请号
US19460659875
申请日期
1946.04.05
申请人
AMERICAN CYANAMID COMPANY
发明人
CRESSWELL ARTHUR
分类号
D01D4/02
主分类号
D01D4/02
代理机构
代理人
主权项
地址
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