Number | Name | Date | Kind |
---|---|---|---|
3629165 | Holdstock | Dec 1971 | |
3708225 | Misch et al. | Jan 1973 | |
3868343 | Stengle et al. | Feb 1975 | |
3898090 | Clark | Aug 1975 | |
3976497 | Clark | Aug 1976 | |
3986997 | Clark | Oct 1976 | |
4027073 | Clark | May 1977 | |
4177315 | Ubersax | Dec 1979 |
Number | Date | Country |
---|---|---|
765890 | Sep 1971 | BEX |
Entry |
---|
Hackh's Chemical Dictionary, Fourth Edition, 1969, p. 168. |