Number | Date | Country | Kind |
---|---|---|---|
49-93011 | Aug 1974 | JA | |
49-93012 | Aug 1974 | JA | |
49-97258 | Aug 1974 | JA | |
50-1695 | Dec 1974 | JA | |
50-5676 | Jan 1975 | JA | |
50-24207 | Feb 1975 | JA | |
50-29940 | Mar 1975 | JA | |
50-44518 | Apr 1975 | JA |
Entry |
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piskov et al. - Chem. Abst., vol. 76 (1972) p. 153,299y. |
Aron-Samuel et al. - Chem. Abst., vol. 78 (1973) p. 4129g. |
Nakadate et al. - Chem. Abst., vol. 62 (1965) p. 14620b. |