Number | Date | Country | Kind |
---|---|---|---|
1-308229 | Nov 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3544500 | Osmond et al. | Dec 1970 | |
3806464 | Matrick et al. | Apr 1974 | |
3876603 | Makhlouf | Apr 1975 | |
4608401 | Martin | Aug 1986 | |
4846893 | Akasaki et al. | Jul 1989 | |
4855209 | Martin et al. | Aug 1989 | |
4954412 | Breton et al. | Sep 1990 | |
5013630 | Ong et al. | May 1991 |
Number | Date | Country |
---|---|---|
52329 | Jan 1967 | LUX |
Entry |
---|
Chemical Abstracts, vol. 85, 1976, p. 107, abstract No. 79790u, Columbus Ohio, US; & JP-A-76 10 887 (Nippon Synthetic Chemical Industry Col. Ltd.) 28-01-1976. |