Number | Date | Country | Kind |
---|---|---|---|
8-345157 | Dec 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4908053 | Nishii | Mar 1990 | |
5201920 | Schneider | Apr 1993 |
Number | Date | Country |
---|---|---|
0731063 A2 | Sep 1996 | EPX |
2619561 A1 | Feb 1989 | FRX |
4-77327 | Mar 1992 | JPX |
Entry |
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Chemical Principles, Dickerson pp. 133 & 145 4th edition, 1984. |
Abstract of JP 64-3031 Jun. 1989. |