Number | Date | Country | Kind |
---|---|---|---|
49-23938 | Mar 1974 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1471751 | Rankin | Oct 1923 | |
1821208 | Dahlberg | Sep 1931 | |
1940409 | Fink | Dec 1933 | |
2762778 | Gortner et al. | Sep 1956 | |
3049404 | Wade | Sep 1962 | |
3113109 | Brixner | Dec 1963 | |
3115469 | Hamilton | Dec 1963 | |
3117934 | Linares | Jan 1964 | |
3414372 | Paulus et al. | Dec 1968 | |
3630667 | Shirk | Apr 1969 | |
3697320 | Hiskes | Oct 1972 | |
3794720 | Nye | Feb 1974 | |
3804767 | Tombs et al. | Apr 1974 | |
3810973 | Arendt et al. | May 1974 |
Entry |
---|
Hilpert: "The Preparation of Magnetic Oxides of Iron", pp. 65-68. |