发明名称 |
HOLLOW FILAMENT CROSS-SECTIONS CONTAINING FOUR CONTINUOUS VOIDS |
摘要 |
Continuous synthetic filaments having a four sided cross-sectional contour and four substantially equispaced continuous voids are disclosed. The voids have a substantially round or nonround shape, and each void is substantially centered on a side of the filament's contour.
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申请公布号 |
US5230957(A) |
申请公布日期 |
1993.07.27 |
申请号 |
US19920918539 |
申请日期 |
1992.07.20 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
LIN, PERRY H. |
分类号 |
A47G27/02;D01D5/24;D01D5/253;D01F6/00;D01F6/06;D01F6/60;D01F6/62 |
主分类号 |
A47G27/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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