Number | Date | Country | Kind |
---|---|---|---|
42 25 619.4 | Aug 1992 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2170111 | Bruson | Aug 1939 | |
2189397 | Harris | Feb 1940 | |
2828316 | Pacini et al. | Mar 1958 | |
4026719 | Simic | May 1977 | |
4684409 | Hodge et al. | Aug 1987 | |
4769078 | Tso | Sep 1988 | |
4958032 | O'Lenick, Jr. | Sep 1990 | |
4979993 | Okamoto et al. | Dec 1990 | |
5112404 | Sommer et al. | May 1992 | |
5144060 | Morita et al. | Sep 1992 | |
5320673 | Carpenter et al. | Jun 1994 |
Number | Date | Country |
---|---|---|
107089 | May 1984 | EPX |
182669 | May 1986 | EPX |
1087415 | Oct 1967 | GBX |
1342746 | Jan 1974 | GBX |
Entry |
---|
Chem. Abst., vol. 103, No. 22, Dec. 2, 1985 (English abstract of JP-A 6089458). |