Number | Name | Date | Kind |
---|---|---|---|
3804656 | Kaliski et al. | Apr 1974 | |
3994806 | Rausch et al. | Nov 1976 | |
4182785 | Price | Jan 1980 | |
4186027 | Bell et al. | Jan 1980 | |
4548733 | Vincent | Oct 1985 |
Number | Date | Country |
---|---|---|
2736322 | Feb 1979 | DEX |
Entry |
---|
Chemical Abstracts, vol. 90, No. 18, Apr. 1979, p. 69, Abstract No. 139135z. |