Number | Name | Date | Kind |
---|---|---|---|
3172392 | Schultz | Mar 1965 | |
3949528 | Hartger et al. | Apr 1976 | |
4306390 | Brown | Dec 1981 | |
4673227 | Anderson | Jun 1987 |
Number | Date | Country |
---|---|---|
742399 | Sep 1966 | CAX |
814659 | Sep 1951 | DEX |
815100 | Sep 1951 | DEX |
2424389 | Dec 1979 | FRX |
2453245 | Dec 1980 | FRX |
109677 | Aug 1966 | NOX |
496476 | Nov 1938 | GBX |
Entry |
---|
Popular Science; Feb. 1958 (p. 18). |