Number | Date | Country | Kind |
---|---|---|---|
77 04638 | Feb 1977 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
2538431 | Shulman | Jan 1951 | |
2622078 | Klaassens et al. | Dec 1952 | |
2809964 | Baggenstoss et al. | Oct 1957 | |
3380988 | Rigaudy | Apr 1968 | |
3423391 | Windler et al. | Jan 1969 | |
4018751 | Trecek | Apr 1977 | |
4020051 | Herkes | Apr 1977 | |
4020052 | Detrick | Apr 1977 |
Number | Date | Country |
---|---|---|
580083 | Jul 1959 | CAX |
Entry |
---|
Kaeppler et al., Chemical Abstracts, vol. 76, #72205n (1972). |