Number | Name | Date | Kind |
---|---|---|---|
2716648 | Jules et al. | Aug 1955 | |
2872454 | Shaw | Feb 1959 | |
3532744 | Fletcher et al. | Oct 1970 | |
3821383 | McKenna et al. | Jun 1974 | |
4117230 | Sarges | Sep 1978 | |
4127665 | Sarges et al. | Nov 1978 | |
4130714 | Sarges | Dec 1978 |
Number | Date | Country |
---|---|---|
1135915 | Sep 1962 | DEX |
Entry |
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Gotthardt et al. Chem. Abst. 1977, vol. 86, No. 89689C. |