Number | Date | Country | Kind |
---|---|---|---|
44 01 542.9 | Jan 1994 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4844734 | Iwasaki et al. | Jul 1989 | |
4888049 | Iwasaki et al. | Dec 1989 |
Number | Date | Country |
---|---|---|
A-0 387 663 | EPX | |
A-0 211 561 | Feb 1987 | EPX |
A-0 453 086 | Oct 1991 | EPX |
0 211 561 B1 | Mar 1992 | EPX |
0 302 389 B1 | Dec 1993 | EPX |
61-87687 | May 1986 | JPX |
483368 | Apr 1938 | GBX |
648400 | Jan 1951 | GBX |
2 178 739 B | Feb 1987 | GBX |
2 187 452 | Sep 1987 | GBX |
Entry |
---|
Cross; C.A., vol. 94, (1981) 94:32,429d. |
Database WPI, Derwent Publications Ltd. and Japanese Application JP-A-01 203 304, Aug. 16, 1989. |
Database WPI, Derwent Publications Ltd., AN86-116639 (1986). |
Database WPI, Derwent Publications Ltd., AN92-021495 (1991). |
Chemical Abstracts, vol. 107, No. 22, No. 220735h (1987). |
Chemical Abstracts, vol. 94, No. 20, No. 158558p (1981). |