Number | Date | Country | Kind |
---|---|---|---|
61-173759 | Jul 1986 | JPX | |
62-171139 | Jul 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4634704 | Janssens et al. | Jan 1987 |
Entry |
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Petyunin, et al., (I) "Chemical Abstracts", vol. 97, 1982, Col. 97:92201v. |
Petyunin, et al. (II), "Chemical Abstracts," vol. 101, 1984, Col. 101:122559p. |
Sueda, et al., "Chemical Abstracts," vol. 108, 1988, Col. 108:167472r. |