Number | Name | Date | Kind |
---|---|---|---|
1768257 | Jordan | May 1930 | |
1784599 | Jordan | Dec 1930 | |
1786922 | Schoeller | Dec 1930 | |
1788847 | Schoeller et al. | Jan 1931 | |
1805555 | Schoeller et al. | May 1931 | |
1812561 | Schoeller et al. | Jun 1931 | |
1838454 | Schoeller et al. | Dec 1931 | |
2422166 | Dixon | Jun 1947 | |
2497503 | Jones | Feb 1950 | |
2841622 | Norton et al. | Jul 1958 | |
3006969 | Koetitz | Oct 1961 | |
3075015 | Jones | Jan 1963 | |
3466337 | Smith | Sep 1969 | |
3478112 | Adams et al. | Nov 1969 |
Number | Date | Country |
---|---|---|
880300 | Oct 1961 | GBX |
Entry |
---|
Cook et al., "J. Chemical Soc." 1948 pp. 164-167. |