Number | Date | Country | Kind |
---|---|---|---|
9181/77 | Jul 1977 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
4059402 | Wolfrum et al. | Nov 1977 |
Number | Date | Country |
---|---|---|
49-69978 | Jul 1974 | JPX |
1528980 | Oct 1978 | GBX |
Entry |
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Holland, G. and Litherland, A., J. Soc. Dyers and Colourists, Dec. 1971, pp. 488-495. _ |
Venkataraman, K., "The Chemistry of Synthetic Dyes", vol. VIII, (Academic Press), 1978, pp. 191-195. _ |