Number | Date | Country | Kind |
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10-364369 | Dec 1998 | JP |
Number | Name | Date | Kind |
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4935415 | Nakano et al. | Jun 1990 | |
5344926 | Murakata et al. | Sep 1994 |
Number | Date | Country |
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0 383 919 | Aug 1990 | EP |
Entry |
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Angewandte Chemie International edition, vol. 38, No. 4 (1999), pp. 549-552. |