Number | Date | Country | Kind |
---|---|---|---|
4141168 | Dec 1991 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4322516 | Wiest et al. | Mar 1980 | |
4477622 | Sanderson et al. | Oct 1984 | |
4831077 | Ball et al. | Sep 1988 | |
4960802 | DiStefano | Mar 1988 | |
4975481 | Tamm et al. | Nov 1988 | |
4997879 | Weissgerber et al. | Apr 1988 | |
5120785 | Walker et al. | Jun 1992 |
Number | Date | Country |
---|---|---|
0321868 | Dec 1988 | EPX |
3920935 | Jun 1989 | DEX |
Entry |
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R. S. Whitehouse, Crit. Rep. Appl. Chem., No. 16. pp. 2-30 (1987). |