Number | Name | Date | Kind |
---|---|---|---|
3519562 | Lanner | Jul 1970 | |
3773463 | Cohen et al. | Nov 1973 | |
3867187 | Borenstein | Feb 1975 | |
4192754 | Marshall et al. | Mar 1980 | |
4320013 | Lohman | Mar 1982 |
Entry |
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Chemical Abstracts, vol. 88, p. 65, (1978), Item 106718x. |
Chemical Abstracts, vol. 89, p. 78, (1978), Item 45329t. |
Research Disclosure 19533, p. 283, Jul. 1980. |
Research Disclosure 18458, pp. 456-457, Aug. 1979. |