Number | Date | Country | Kind |
---|---|---|---|
196 27 065 | Jul 1996 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2774106 | Bethe | Dec 1956 | |
3181199 | Voelker | May 1965 | |
3184419 | Merriman | May 1965 | |
3325823 | Boon | Jun 1967 | |
3786122 | Berg | Jan 1974 | |
4177029 | Goldsworthy et al. | Dec 1979 | |
5665287 | Fiorentini et al. | Sep 1997 |
Number | Date | Country |
---|---|---|
645226 | Mar 1995 | EPX |
803771 | Oct 1958 | GBX |
2301595 | Apr 1996 | GBX |
WO 9207650 | May 1992 | WOX |
Entry |
---|
Becker/Braun, Kunststoff-Handbuch, vol. 7, Polyurethane (month unavailable) Figures 4.8 & 4.9, p. 148. |