| Number | Date | Country | Kind |
|---|---|---|---|
| 9708900 | May 1997 | GBX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D396307 | Toovey | Jul 1998 | |
| 5555687 | Logan et al. | Sep 1996 | |
| 5850717 | Schiedegger et al. | Dec 1998 |
| Number | Date | Country |
|---|---|---|
| 0360465 A1 | Mar 1990 | EPX |
| 2126266 | Mar 1984 | GBX |
| 2271588 | Apr 1994 | GBX |
| 2247258 | Nov 1994 | GBX |
| 2306979 | May 1997 | GBX |
| WO8302636 | Aug 1983 | WOX |
| Entry |
|---|
| Merriam-Webster's Collegiate Dictionary, Tenth Edition, p. 92, Dec. 1997. |