Number | Date | Country | Kind |
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8311906 | Apr 1983 | GBX |
Number | Name | Date | Kind |
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2770527 | Alderson, Jr. et al. | Nov 1956 |
Entry |
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Muller et al, Angew. Chem. Int. Ed. Engl. 16 pp. 705-706 (1977). |
Muller Z. Anorg. Allg. Chem. 483 pp. 69-74 (1981), Chem. Abst. 96 114897k. |
Chemical Abstracts 87 192950a (1977). |