Number | Date | Country | Kind |
---|---|---|---|
6-058534 | Mar 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4458256 | Shirato et al. | Jul 1984 | |
4866460 | Shiozaka | Sep 1989 | |
4947191 | Nozawa et al. | Aug 1990 | |
5006867 | Koizumi et al. | Apr 1991 | |
5081474 | Shibata et al. | Jan 1992 | |
5420623 | Tamura | May 1995 |
Number | Date | Country |
---|---|---|
6-28272 | Apr 1994 | JPX |
Entry |
---|
Lewis, Hawley's Condensed Chemical Dictionary, 12thed, 1993. |