Number | Date | Country | Kind |
---|---|---|---|
9201642 | Jan 1992 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
4130524 | Boerwinkle et al. | Dec 1978 | |
4131583 | Boerwinkle | Dec 1978 | |
4166151 | Jahnke | Aug 1979 | |
4238348 | Larsen et al. | Dec 1980 | |
4238349 | Larsen et al. | Dec 1980 | |
4238350 | Larsen et al. | Dec 1980 | |
4246030 | Lipinski | Jan 1981 | |
4485131 | Adams et al. | Nov 1984 | |
4612049 | Berner et al. | Sep 1986 | |
4895674 | Gallacher et al. | Jan 1990 | |
4999134 | Liedek et al. | Mar 1991 | |
4999250 | Richardson et al. | Mar 1991 |
Number | Date | Country |
---|---|---|
2011595 | Sep 1971 | DEX |
3416857 | Nov 1985 | DEX |
2103752 | Apr 1972 | FRX |
Entry |
---|
Derwent Abstract for DE 3416857, 1993. |