Number | Name | Date | Kind |
---|---|---|---|
3787523 | Crescentini | Jan 1974 | |
3787524 | Crescentini | Jan 1974 | |
3859380 | Crescentini | Jan 1975 | |
3876725 | Wells | Apr 1975 | |
3882190 | Wells | May 1975 | |
3887644 | Wells | Jun 1975 | |
3888944 | Crescentini | Jun 1975 | |
3923924 | Wells | Dec 1975 |
Entry |
---|
Brit. 856,917: Chemical Abstracts, vol. 55, pp. 18, 179b, 1961. |
Belg. 669,571: Chemical Abstracts, vol. 65, p. 7349g, 1966. |
Japan 72 30,748: Chemical Abstracts, vol. 78, Abstract No. 56,697w, 1973. |