Number | Name | Date | Kind |
---|---|---|---|
3607750 | Rarey et al. | Sep 1976 | |
3632512 | Miller | Sep 1971 | |
3716630 | Shirk | Feb 1973 | |
3718594 | Miller | Feb 1973 | |
3947271 | Munzel et al. | Mar 1976 | |
4147834 | Munzel et al. | Apr 1979 | |
4247597 | Russell, Jr. | Jan 1981 | |
4268599 | Russell, Jr. | May 1981 | |
4310611 | Miskinis | Jan 1982 | |
4546060 | Miskinis et al. | Oct 1985 | |
4737435 | Yoerger | Apr 1988 |
Number | Date | Country |
---|---|---|
2-140759 | May 1990 | JPX |
Entry |
---|
Derwent Abstract 90-084862/12. |
Derwent Abstract 78-11088A/06. |