| Number | Name | Date | Kind |
|---|---|---|---|
| 4648855 | Polloch et al. | Mar 1987 | |
| 4950210 | Kawauchi et al. | Aug 1990 |
| Entry |
|---|
| 1991 Parts & Accessories Eagle Iron Catalog, pp. 6, 12 ad 13. |
| 1993 Accessories Harley-Davidson, Inc. Catalog, pp. 98 and 99. |
| Custom Chrome 1992 Catalog, pp. 303-307. |
| 93 V-Twin, pp. 438 and 439. |
| Drag Specialties Catalog, 1987, p. 68, the derby covers, (A,B & C). |