Number | Date | Country | Kind |
---|---|---|---|
66783 | Jan 1973 | LU |
Number | Name | Date | Kind |
---|---|---|---|
3082235 | Stamm | Mar 1963 | |
3410856 | Harris et al. | Nov 1968 | |
3444226 | Schmank et al. | May 1969 | |
3686249 | Hartmann | Aug 1972 | |
3819671 | Bouillon et al. | Jun 1974 |
Entry |
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Mehrotra et al., Jour. Indian Chem. Soc., Vol. 39, No. 9, pp. 635-640, (1962). |