| Number | Name | Date | Kind |
|---|---|---|---|
| D298184 | Tendrup et al. | Oct 1988 | |
| D305484 | Fildan | Jan 1990 | |
| 4148421 | Levitt | Apr 1979 | |
| 4623079 | Tendrup et al. | Nov 1986 | |
| 4629102 | Tendrup et al. | Dec 1986 | |
| 4828155 | Louw | May 1989 | |
| 4892237 | Duester et al. | Jan 1990 | |
| 5040686 | Morrow | Aug 1991 | |
| 5074447 | Kolton et al. | Dec 1991 |
| Number | Date | Country |
|---|---|---|
| 0246777 | Feb 1926 | GBX |