Number | Name | Date | Kind |
---|---|---|---|
4054716 | Topfl | Oct 1977 | |
4155856 | Reinert et al. | May 1979 |
Entry |
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Chem. Abstr. 126:158716t, abstract of Japanese Patent Specification No. 08-325,960 (Dec. 10, 1996). |
Chemical Abstract No. 86:74911, abstract of German Patent Specification No. 2525995, Dec. 1976. |
WPIDS Abstract No. 83-34180K, abstract of Soviet Union Patent Specification No. 931867, Jun. 1982. |
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