发明授权
- 专利标题: Shoelace with enhanced knot retention and method of manufacture
- 专利标题(中): 鞋带具有增强的结保留和制造方法
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申请号: US09950200申请日: 2001-09-10
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公开(公告)号: US06493910B1公开(公告)日: 2002-12-17
- 发明人: Louis Dischler
- 申请人: Louis Dischler
- 主分类号: A43C900
- IPC分类号: A43C900
摘要:
The present invention relates to a sheath/core shoelace having enhanced knot retention and to the method of manufacture.
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