Number | Name | Date | Kind |
---|---|---|---|
3649645 | Yamada et al. | Mar 1972 | |
4146541 | Schwander et al. | Mar 1979 |
Entry |
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Chem. Abs., vol. 73:57175x, (1970) (Fr. Demande 2,005,697). |
Yamada et al., Chem. Abs., vol. 75:119198j, (1971). |
Brack et al., Chem. Abs., vol. 63:15021f-g, (1965) (Fr. 1,388,599). |