摘要 |
PCT No. PCT/GB95/01961 Sec. 371 Date Feb. 18, 1997 Sec. 102(e) Date Feb. 18, 1997 PCT Filed Aug. 18, 1995 PCT Pub. No. WO96/05743 PCT Pub. Date Feb. 29, 1996A ventilated cigarette filter having a tobacco smoke filtering core, a tubular body of air-permeable material around the core, and an outer wrapper engaged around the tubular body and providing in use for the lateral ingress of external air therethrough into the tubular body, the core comprising a plurality of longitudinally aligned plugs of which one is an unwrapped buccal end plug of material which is the same as or similar to that of the surrounding tubular body so as to give a substantially uniform or integral buccal end appearance.
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