Number | Name | Date | Kind |
---|---|---|---|
3113026 | Sprung | Dec 1963 | |
3497482 | Hwa | Feb 1970 | |
3562170 | Zorayan et al. | Feb 1971 | |
3684427 | Walz | Aug 1972 | |
3843707 | Danzik et al. | Oct 1974 | |
3896034 | Eckert | Jul 1975 | |
3925262 | Laughlin et al. | Dec 1975 | |
3929678 | Laughlin et al. | Dec 1975 | |
4000091 | Wentler | Dec 1976 | |
4000092 | Wentler | Dec 1976 | |
4159277 | Gosselink et al. | Jun 1979 | |
4165334 | Gosselink et al. | Aug 1979 | |
4204065 | Bodor | May 1980 |
Number | Date | Country |
---|---|---|
1034296 | Jun 1966 | GBX |
1302794 | Jan 1973 | GBX |
Entry |
---|
Smith et al., JAOCS 53, 69 (1976). |