发明公开
- 专利标题： EBENE KLARSICHTHÜLLE
- 专利标题（英）： Flat transparent envelope
- 专利标题（中）： EBENEKLARSICHTHÜLLE
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申请号： EP97942854.7申请日： 1997-08-12
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公开(公告)号： EP1015255A1公开(公告)日： 2000-07-05
- 发明人: Frei, Willi
- 申请人： Frei, Willi
- 申请人地址： Via al Tazzino, 7A 6600 Locarno CH
- 专利权人： Frei, Willi
- 当前专利权人： Frei, Willi
- 当前专利权人地址： Via al Tazzino, 7A 6600 Locarno CH
- 代理机构： Viering, Jentschura & Partner
- 优先权： DE29709463U 19970530
- 国际公布： WO9854003 19981203
- 主分类号： B42F7/02
- IPC分类号： B42F7/02
摘要：
The invention relates to a flat transparent envelope comprising a rectangular, transparent cover sheet (1) and a rectangular, preferably transparent backsheet (2). The cover sheet (1) and backsheet (2) are flexible films joined together along at least two but no more than three of their edges so that the envelope is open along at least one of the sheet edges. The edges of the joined sheets are situated in the envelope plane and the transparent cover sheet (1) consists entirely of a magnifying material.
公开/授权文献
- EP1015255B1 EBENE KLARSICHTHÜLLE 公开/授权日：2001-12-12
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