发明授权
- 专利标题: Web having apertures with convex sides
- 专利标题(中): 网具有具有凸面的孔
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申请号: US11567346申请日: 2006-12-06
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公开(公告)号: US07758947B2公开(公告)日: 2010-07-20
- 发明人: Andrew D. Maschino , Paul E. Thomas
- 申请人: Andrew D. Maschino , Paul E. Thomas
- 申请人地址: US VA Richmond
- 专利权人: Tredegar Film Products Corporation
- 当前专利权人: Tredegar Film Products Corporation
- 当前专利权人地址: US VA Richmond
- 代理商 Joseph A. Tessari
- 主分类号: B32B3/24
- IPC分类号: B32B3/24 ; A61F13/512
摘要:
An apertured material comprising a web and a plurality of apertures in the web, each aperture having at least two vertices with a convex flap of the web spanning a pair of the vertices.
公开/授权文献
- US20080138574A1 WEB HAVING APERTURES WITH CONVEX SIDES 公开/授权日:2008-06-12
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