Number | Date | Country | Kind |
---|---|---|---|
8011461 | Apr 1980 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
2797201 | Veatch et al. | Jul 1957 | |
3016308 | Macaulay | Jan 1962 | |
3137631 | Soloway | Jun 1964 | |
3251386 | Saeki et al. | Jun 1966 | |
3418656 | Vassiliades | Dec 1968 | |
3516846 | Matson | Jun 1970 | |
3516941 | Matson | Jun 1970 | |
3594328 | Schibler | Jul 1971 | |
3607775 | Yoshida et al. | ||
3660304 | Matsukawa | Apr 1972 | |
3778383 | Schibler et al. | Dec 1973 | |
3779941 | Powell | Dec 1973 | |
3886084 | Vassiliades | May 1975 | |
3993831 | Vassiliades | Nov 1976 | |
4000345 | Powell | Dec 1976 | |
4001140 | Foris et al. | Jan 1977 | |
4087376 | Foris et al. | May 1978 | |
4089302 | Foris et al. | May 1978 | |
4100103 | Foris et al. | Jul 1978 | |
4105823 | Hasler et al. | Jul 1978 | |
4124526 | Allart et al. | Nov 1978 | |
4219604 | Kakimi et al. | Aug 1980 | |
4221710 | Hoshi et al. | Sep 1980 |
Number | Date | Country |
---|---|---|
1270408 | GBX | |
1330737 | GBX | |
1502440 | GBX | |
1542058 | GBX | |
2041319 | GBX | |
2048206 | GBX |
Entry |
---|
Research Disclosures, vol. 166, pp. 37-38, (1978). |