| Number | Date | Country | Kind |
|---|---|---|---|
| MI910-000620 | Aug 1991 | ITX | |
| TV910-000053 | Dec 1991 | ITX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D321393 | Olsen | Nov 1991 | |
| D324713 | Rubin | Mar 1992 | |
| 5092614 | Malewicz | Mar 1992 | |
| 5171033 | Olsen | Dec 1992 |
| Entry |
|---|
| Rollerblade Catalog p. 12, 1989-1990 lower left of page. |
| The Competitive Edge p. 28. |