This is a division of application Ser. No. 756,946, filed Jan. 5, 1977, now U.S. Pat. No. 4,120,874.
Number | Name | Date | Kind |
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2540053 | Moe et al. | Jan 1951 |
Entry |
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Samhaber, F. et al., "Zur Kenntnis des Acroleins", Monatshefte fur Chemie, vol. 89, (1958), pp. 741-747, at page 743. |
Number | Date | Country | |
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Parent | 756946 | Jan 1977 |