Number | Date | Country | Kind |
---|---|---|---|
4-277897 | Sep 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4435220 | Watanabe et al. | Mar 1984 | |
4780140 | Franz et al. | Oct 1988 | |
4840677 | Ostertag | Jun 1989 | |
5059250 | Burow et al. | Oct 1991 | |
5244649 | Ostertag et al. | Sep 1993 | |
5273576 | Sulliuan et al. | Dec 1993 |
Number | Date | Country |
---|---|---|
0417567 | Aug 1990 | EPX |
0453261 | Apr 1991 | EPX |
0522678 | Mar 1992 | EPX |
01261573 | Oct 1989 | JPX |
Entry |
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Chemical Abstracts, vol. 112, No. 14, Apr. 2, 1990, Abstract No. 120724s, p. 99, T. Katamoto, et al. |