Number | Name | Date | Kind |
---|---|---|---|
T903016 | Cleveland | Oct 1972 | |
2504121 | Gamrath | Apr 1950 | |
2557090 | Gamrath et al. | Jun 1951 | |
2557091 | Gamrath et al. | Jun 1951 | |
3056823 | Hechenbleikner et al. | Oct 1962 | |
3184496 | Baranauckas et al. | May 1965 | |
3363033 | Witt | Jan 1968 | |
3553155 | Garrett | Jan 1971 | |
3576923 | Randell et al. | Apr 1971 |
Number | Date | Country |
---|---|---|
25720 | Mar 1981 | EPX |
Entry |
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W. H. C. Rueggeberg et al. in J. Am. Chem. Soc. 70, 1802, (1948). |
Chemical Abstracts, Abstract of Polish Pat. No. 78616. |