Number | Date | Country | Kind |
---|---|---|---|
43 25 656.2 | Jul 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3673049 | Giffen et al. | Jun 1972 | |
3984252 | Kiefer | Oct 1976 | |
4298388 | Sack | Nov 1981 | |
4396682 | Mohri et al. | Aug 1983 | |
4640900 | Kokubo et al. | Feb 1987 |
Number | Date | Country |
---|---|---|
2941215 | Jan 1981 | DEX |
4230607 | Jan 1994 | DEX |
2067549 | Jul 1981 | GBX |
Entry |
---|
Chemical Abstracts, vol. 77, No. 20 (129954h), Nov. 13, 1972. |
Chemical Abstracts, vol. 103, No. 2 (10373h), Jul. 15, 1985. |
Chemical Abstracts, vol. 106, No. 20 (161428t), May 18, 1987. |
Chemical Abstracts, vol. 106, No. 24 (200648m), Jun. 15, 1987. |