Number | Date | Country | Kind |
---|---|---|---|
52-64713 | Jun 1977 | JPX | |
52-65793 | Jun 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1746209 | Alexander | Feb 1930 | |
1757826 | Bannister | May 1930 | |
2013809 | Salisbury | Sep 1935 | |
2837398 | Grosskinsky et al. | Jun 1958 | |
3545931 | McKinley, Jr. | Dec 1970 | |
3579293 | Shultz et al. | May 1971 | |
3773912 | Spangler, Jr. | Nov 1973 | |
3812236 | Adams et al. | May 1974 | |
3822337 | Wunderlich et al. | Jul 1974 |
Entry |
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Jacobson, "Encyclopedia of Chemical Reactions", Reinhold Publishing Co., New York, vol. IV, 1951, p. 103. |
U.S. patent application Ser. No. 771,911, filed Feb. 25, 1977. |