Number | Name | Date | Kind |
---|---|---|---|
2859349 | Bradley et al. | Nov 1958 | |
3497691 | Chen | Feb 1970 | |
3560742 | Weinsteck et al. | Feb 1971 | |
4038550 | Wassen et al. | Jul 1977 | |
4129778 | Inove et al. | Dec 1978 | |
4147931 | Puumalainen | Apr 1979 | |
4162528 | Maldonado et al. | Jul 1979 | |
4208581 | Kaneko | Jun 1980 |
Number | Date | Country |
---|---|---|
2121601 | Nov 1972 | DEX |
2946567 | Jun 1980 | DEX |
0223006 | Dec 1983 | JPX |
Entry |
---|
"Isotopenpraxis" 16th vol. No. 8/1974, pp. 303-305. |