Number | Date | Country | Kind |
---|---|---|---|
43 08 485.0 | Mar 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3273971 | Baddorf | Sep 1966 | |
3775064 | Berger | Nov 1973 | |
3791143 | Keith | Feb 1974 | |
3854288 | Heitland | Dec 1974 |
Number | Date | Country |
---|---|---|
2219371 | Aug 1971 | DEX |
2129023 | Dec 1972 | DEX |
2131321 | Jun 1984 | GBX |
2260279 | Apr 1993 | GBX |
2261176 | May 1993 | GBX |
920883 | May 1992 | WOX |
9208883 | May 1992 | WOX |
9222734 | Dec 1992 | WOX |
9307365 | Dec 1992 | WOX |
Entry |
---|
Derwent publication Ltd Abstract of WO92/08883. |