Number | Name | Date | Kind |
---|---|---|---|
2398479 | Vaughan et al. | Apr 1946 | |
2411983 | Vaughan et al. | Dec 1946 | |
2551813 | Pinkney | May 1951 | |
3050452 | Louthan | Aug 1962 | |
3270063 | Fath et al. | Aug 1966 | |
3522313 | Reece et al. | Jul 1970 | |
3607945 | Reece | Sep 1971 | |
3823191 | Dighe | Jul 1974 |
Entry |
---|
D. Braun et al., Chemical Abstracts, 71:3671w, (1969). |