Number | Date | Country | Kind |
---|---|---|---|
2-152191 | Jun 1990 | JPX | |
2-152192 | Jun 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4139485 | Imokawa et al. | Feb 1979 | |
4536519 | Suzuki et al. | Aug 1985 | |
4758376 | Hirota et al. | Jul 1988 | |
4868163 | Takei et al. | Sep 1989 | |
5015471 | Birtwistle et al. | May 1991 |
Number | Date | Country |
---|---|---|
0227012 | Jul 1987 | EPX |
0265702 | May 1988 | EPX |
1098828 | Aug 1955 | FRX |
2618351 | Jul 1987 | FRX |
Entry |
---|
Chemical Abstracts, vol. 85, No. 14, 1976, No. 99026c. |