Number | Name | Date | Kind |
---|---|---|---|
2821369 | Hillard | Jan 1958 | |
3250322 | McCrary et al. | May 1966 | |
3391016 | McCrary et al. | Jul 1968 | |
3895219 | Richerson et al. | Jul 1975 | |
3933985 | Rodgers | Jan 1976 | |
4217334 | Weigert et al. | Aug 1980 | |
4373006 | Glasso et al. | Feb 1983 | |
4560589 | Endou et al. | Dec 1985 | |
4596741 | Endou et al. | Jun 1986 | |
4668452 | Watanabe et al. | May 1987 | |
4671997 | Galasso et al. | Jun 1987 | |
4710260 | Witter et al. | Dec 1987 | |
4737348 | Levin | Apr 1988 | |
5084606 | Bailey et al. | Jan 1992 | |
5126112 | Burgie | Jun 1992 |
Entry |
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The Condensed Chemical Dictionary; rev. by Hawley, G.G., 1971; pp. 168-169 & 426. |