| 发明名称 |
SMOKING ARTICLE AND MANUFACTURE THEREOF |
| 摘要 |
<p>A smoking article comprises a rod (1) of smokeable material such as tobacco and a tubular support (2) in which the rod is slidably received. The tubular support (2) is formed from a blank (11) of sheet material that is wound in a spiral. Machinery for making the spiral blank is described.</p> |
| 申请公布号 |
CA2847722(A1) |
申请公布日期 |
2013.03.21 |
| 申请号 |
CA20122847722 |
申请日期 |
2012.09.04 |
| 申请人 |
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED |
发明人 |
PARK, KIE SEON;WHIFFEN, ROBERT;FALLON, GARY;LOUIS, FREDERIC |
| 分类号 |
A24D1/02;A24D1/04;A24D3/02;A24F13/16 |
主分类号 |
A24D1/02 |
| 代理机构 |
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代理人 |
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