| 摘要 |
1,164,198. Filter cigarettes. E. BRANCOVEANU. 15 June, 1967 [20 April, 1967], No. 27615/67. Heading A2C. A filter tip for a cigarette comprises a cardboard tube 1, containing two cellulose filtering wads 3, 6 spaced by one or more perforated flanged cardboard discs 4. Preferably a surface, such as a cardboard disc 5 in Fig. 1 or an unperforated part of another disc 4A, 4B, 4C in Fig. 2, is arranged opposite the perforations. |
