Number | Name | Date | Kind |
---|---|---|---|
2989798 | Bannerman | Jun 1961 | |
3454460 | Bosley | Jul 1969 | |
3616183 | Brayford | Oct 1971 | |
3803453 | Hull | Apr 1974 | |
3903348 | Eskridge et al. | Sep 1975 | |
3969559 | Boe | Jul 1976 | |
4051287 | Hayashi et al. | Sep 1977 | |
4069363 | Segraves et al. | Jan 1978 | |
4117194 | Barbe et al. | Sep 1978 | |
4150674 | Yung | Apr 1979 | |
4163078 | Reinehr et al. | Jul 1979 | |
4185004 | Mathis | Jan 1980 | |
4377651 | Leininger | Mar 1983 | |
4439487 | Jennings | Mar 1984 | |
4473617 | van Leeuwen et al. | Sep 1984 | |
4732809 | Harris, Jr. et al. | Mar 1988 | |
4761327 | Hamano et al. | Aug 1988 | |
4950541 | Tabor et al. | Aug 1990 | |
5019445 | Sternlieb | May 1991 | |
5085667 | Jenkins | Feb 1992 | |
5108820 | Kaneko et al. | Apr 1992 | |
5125818 | Yeh | Jun 1992 | |
5162074 | Hills | Nov 1992 | |
5236645 | Jones | Aug 1993 | |
5344297 | Hills | Sep 1994 | |
5516576 | Haggard et al. | May 1996 | |
5549957 | Negola et al. | Aug 1996 |
Number | Date | Country |
---|---|---|
0 356 100 | Feb 1990 | EPX |
6-184863 | Nov 1992 | JPX |
Entry |
---|
Webster's Dictionary, p. 261 Date 1990. |
Hawley's Condensed Chemical Dictionary, p. 301, Date 1993. |