Number | Date | Country | Kind |
---|---|---|---|
4130336 | Sep 1991 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3857818 | Frizelle | Dec 1974 | |
3867347 | Felber et al. | Feb 1975 | |
3960824 | Hicks | Jun 1976 | |
3993849 | Victorius | Nov 1976 | |
4093674 | Tsutsui et al. | Jun 1978 | |
5084544 | Muller et al. | Jan 1992 | |
5095087 | Witzeman et al. | Mar 1992 |
Number | Date | Country |
---|---|---|
1412882 | Nov 1975 | GBX |
Entry |
---|
Chem. Abstract 84: 107 163s), 1975. |