| Number | Name | Date | Kind |
|---|---|---|---|
| 1402725 | Pippen | Jan 1922 | |
| 2706901 | Jenkins | Apr 1955 | |
| 4277961 | Williams | Jul 1981 | |
| 4436232 | Zane et al. | Mar 1984 | |
| 4788836 | Poe | Dec 1988 | |
| 4873849 | Goodson et al. | Oct 1989 | |
| 5127562 | Zane et al. | Jul 1992 |
| Number | Date | Country |
|---|---|---|
| 0049904 | Oct 1981 | EPX |
| Entry |
|---|
| Harley Davidson Product Publication: Custom Chrome.TM., Morgan Hill, Calif., p. 16. |
| Hot Bike Publication, May 1972, pp. 20 48. |
| Motorcycle Product News, May 1992, p. 86. |