发明申请
- 专利标题: PANEL FORMING
- 专利标题(中): 面板成型
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申请号: US13932406申请日: 2013-07-01
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公开(公告)号: US20140000197A1公开(公告)日: 2014-01-02
- 发明人: DARKO PERVAN
- 申请人: VALINGE FLOORING TECHNOLOGY AB
- 主分类号: E04C2/24
- IPC分类号: E04C2/24
摘要:
Building panels, especially laminated floor panels are shown, which are provided with a locking system and several core grooves at the rear side in order to save material and decrease weight.
公开/授权文献
- US09140010B2 Panel forming 公开/授权日:2015-09-22
信息查询
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