Number | Date | Country | Kind |
---|---|---|---|
3032224 | Aug 1980 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3400110 | Danesse et al. | Sep 1968 | |
3404096 | Lamborn | Oct 1968 | |
3575948 | Blunt | Apr 1971 | |
3723403 | Greaver et al. | Mar 1973 | |
4133944 | Cooper et al. | Jan 1979 | |
4250284 | Delbouille et al. | Feb 1981 | |
4302567 | Bahadir et al. | Nov 1981 |
Entry |
---|
Haward et al., Polymer (1973), vol. 14, Aug. |