发明公开
- 专利标题: Cigarettes
- 专利标题(中): 香烟
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申请号: EP90307613.1申请日: 1990-07-11
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公开(公告)号: EP0408354A3公开(公告)日: 1994-03-30
- 发明人: Brackmann, Warren Arthur , Liew, Tow Pin
- 申请人: ROTHMANS INTERNATIONAL SERVICES LIMITED
- 申请人地址: 15 Hill Street London W1X 7FB GB
- 专利权人: ROTHMANS INTERNATIONAL SERVICES LIMITED
- 当前专利权人: ROTHMANS INTERNATIONAL SERVICES LIMITED
- 当前专利权人地址: 15 Hill Street London W1X 7FB GB
- 代理机构: Harrison, David Christopher
- 优先权: GB8916137 19890714
- 主分类号: A24D1/00
- IPC分类号: A24D1/00 ; A24D3/04
摘要:
A cigarette or cigar comprising a rod of tobacco which decreases in strength from the kindled end to the other end and which is provided with a filter, the filtration efficiency of which increases as the cigarette is consumed.
公开/授权文献
- EP0408354A2 Cigarettes 公开/授权日:1991-01-16
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