Number | Name | Date | Kind |
---|---|---|---|
4047421 | Spiers et al. | Sep 1977 | |
4121595 | Heitmann et al. | Oct 1978 | |
4193409 | Wahle et al. | Mar 1980 | |
4218606 | Whitman, III | Aug 1980 | |
4246775 | Stutz | Jan 1981 | |
4495796 | Hester et al. | Jan 1985 | |
4563228 | Luders et al. | Jan 1986 | |
4569359 | Nowers et al. | Feb 1986 | |
4641256 | Marchegiano et al. | Feb 1987 | |
4648412 | Heitmann | Mar 1987 | |
4911028 | Stevens et al. | Mar 1990 | |
5068799 | Jarrett, Jr. | Nov 1991 | |
5092350 | Arthur et al. | Mar 1992 | |
5118195 | Dobbie | Jun 1992 |
Entry |
---|
R. W. Dwyer, K. A. Cox, and J. E. Bickett, "Sources of Pressure-Drop and Ventilation Variability in Cigarettes", in Recent Advances in Tobacco Science vol. 13, ed. Dale E. Mathis, (Greensboro, N.C.: Tobacco Chemists Research Conference, 1987), pp. 82-118. |