Number | Name | Date | Kind |
---|---|---|---|
3257357 | Stamatoff | Jun 1966 | |
3257358 | Stamatoff | Jun 1966 | |
3306874 | Hay | Feb 1967 | |
3306875 | Hay | Feb 1967 | |
3383435 | Cizek | May 1968 | |
3642699 | Cooper et al. | Feb 1972 | |
3733299 | Cooper et al. | May 1973 | |
3838102 | Bennett et al. | Sep 1974 | |
4166812 | Lee, Jr. | Sep 1979 |
Entry |
---|
The Condensed Chemical Dictionary, pp. 1060-1061, 5th Edition, Reinhold Publ. Co., New York, 1956. |