| Number | Name | Date | Kind |
|---|---|---|---|
| 3200554 | Goodman et al. | Aug 1965 | A |
| 4035978 | Bajorek et al. | Jul 1977 | A |
| D373833 | Lapp, Jr. | Sep 1996 | S |
| 5626331 | Erwin | May 1997 | A |
| 5876021 | Spence et al. | Mar 1999 | A |
| D415579 | DeSouza | Oct 1999 | S |
| D420152 | Erwin | Feb 2000 | S |
| 6126148 | Lesenskyj | Oct 2000 | A |
| Entry |
|---|
| World Fence News, Jan. 1998, Issue 177, Round Madison Spindles. |