Number | Date | Country | Kind |
---|---|---|---|
198 19 373 | Apr 1998 | DE |
Number | Name | Date | Kind |
---|---|---|---|
3842111 | Meyer-Simon et al. | Oct 1974 | |
3978103 | Meyer-Simon et al. | Aug 1976 | |
4129585 | Buder et al. | Dec 1978 | |
4507490 | Panster et al. | Mar 1985 | |
4595740 | Panster | Jun 1986 | |
5440064 | Agostini et al. | Aug 1995 | |
5466848 | Childress | Nov 1995 | |
5468893 | Parker et al. | Nov 1995 | |
5489701 | Childress et al. | Feb 1996 | |
5580919 | Agostini et al. | Dec 1996 | |
5583245 | Parker et al. | Dec 1996 | |
5663395 | Gobel et al. | Sep 1997 | |
5859275 | Munzenberg et al. | Jan 1999 | |
5892085 | Munzenberg et al. | Apr 1999 |
Number | Date | Country |
---|---|---|
0326914 | Aug 1989 | EP |
Entry |
---|
Database WPI on Questel, Woche 9543, London: Derwent Publications Ltd., AN 95-332519 & JP 07228588. |