Number | Date | Country | Kind |
---|---|---|---|
9501086 | Jan 1995 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
1795467 | Blumenfeld | Mar 1931 | |
1851487 | Blumenfeld | Mar 1932 | |
2516548 | Cauwenberg et al. | Jul 1950 | |
2721787 | Hettrick | Oct 1955 | |
3359070 | Roberts et al. | Dec 1967 | |
3615204 | Libera et al. | Oct 1971 | |
3625650 | Libera et al. | Dec 1971 | |
3632527 | Alpert et al. | Jan 1972 | |
4183768 | Knapp et al. | Jan 1980 |
Number | Date | Country |
---|---|---|
02239119 | Sep 1990 | JPX |
5-163022 | Jun 1993 | JPX |
0831736 | May 1981 | SUX |
0916521 | Mar 1982 | SUX |
0975577 | Nov 1982 | SUX |
1085935 | Apr 1984 | SUX |
1323535 | Jul 1987 | SUX |
1560476 | Apr 1990 | SUX |
1604820 | Nov 1990 | SUX |
0 934 626 | Aug 1963 | GBX |
1 016 777 | Jan 1966 | GBX |
1 223 639 | Mar 1971 | GBX |
2247009 | Feb 1992 | GBX |
2 247 009 | Feb 1992 | GBX |
Entry |
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Chem. Abstracts vol. 118, No. 264110, 1993, no month. |