Number | Date | Country | Kind |
---|---|---|---|
43 20 508.9 | Jun 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4784693 | Kirkland et al. | Nov 1988 | |
4892589 | Kirkland et al. | Jan 1990 | |
5140099 | Bostrom et al. | Aug 1992 | |
5279313 | Clausen et al. | Jan 1984 |
Number | Date | Country |
---|---|---|
1306792 | Sep 1992 | AUX |
0314118 | May 1989 | EPX |
0390240 | Oct 1990 | EPX |
0504870 | Sep 1992 | EPX |
3920025 | Jan 1991 | DEX |
9203120 | Mar 1992 | WOX |
Entry |
---|
Chemical Abstracts, vol. 88, No. 26, Jun. 26, 1978. |
Chemical Abstracts, vol. 107, No. 18, Nov. 2, 1987. |
Database WPI, Week 7937, 79-67105B Jan. 1978. |