Number | Date | Country | Kind |
---|---|---|---|
9521978 | Oct 1995 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
5142634 | Fite et al. | Aug 1992 | |
5283873 | Steely, Jr. et al. | Feb 1994 | |
5414822 | Saito et al. | May 1995 | |
5574871 | Hoyt et al. | Nov 1996 |
Number | Date | Country |
---|---|---|
0 468 831 A2 | Jan 1992 | EPX |
0 649 084 A1 | Apr 1995 | EPX |
Entry |
---|
European Search Report, from British application No. UK 9521978.8, filed Oct. 26, 1995. |