| Number | Date | Country | Kind |
|---|---|---|---|
| 1024781 | Feb 1985 | GBX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D162493 | Thomson | Mar 1951 | |
| D195518 | Bullock et al. | Jun 1963 | |
| D232508 | Wright | Aug 1974 | |
| D233859 | Tyke et al. | Dec 1974 | |
| D245655 | Friedrich | Sep 1977 | |
| D254526 | Dolphin, Sr. et al. | Mar 1980 | |
| D272497 | Kemp, III et al. | Feb 1984 | |
| 4303287 | Taplin | Dec 1981 |
| Entry |
|---|
| Yield House, Fall 1984, p. 73; item #5, Four-Drawer File, top left on page. |