Number | Date | Country | Kind |
---|---|---|---|
4-082209 | Apr 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4621901 | Petrzilka et al. | Nov 1986 | |
4676604 | Petrzilka | Jun 1987 | |
4707295 | Pohl et al. | Nov 1987 | |
4710315 | Schad et al. | Dec 1987 | |
4770503 | Buchecker et al. | Sep 1988 | |
4784471 | Wachtler et al. | Nov 1988 | |
4846998 | Pohl et al. | Jul 1989 | |
4879061 | Ferrato et al. | Nov 1989 | |
4985583 | Eidenschink et al. | Jan 1991 |
Number | Date | Country |
---|---|---|
0122389 | Oct 1985 | EPX |
0331091 | Sep 1989 | EPX |
0458176 | Nov 1991 | EPX |
2822504 | Nov 1979 | DEX |
3223637 | Jan 1983 | DEX |
0118752 | Jul 1984 | JPX |
Entry |
---|
Database WPI, Section Ch, Week 9032, Derwent Publications Ltd., London, GB; Class E10, AN 90-241464 & JP-A-2 160 756 (Adeka-Argus Chem KK) 20 Jun. 1990. |