| Number | Name | Date | Kind |
|---|---|---|---|
| D313251 | Hayes | Dec 1990 | |
| D334415 | Carter et al. | Mar 1993 | |
| D351625 | Carter et al. | Oct 1994 | |
| D372470 | Hsien | Aug 1996 | |
| D377056 | Salinas | Dec 1996 | |
| 4445011 | Hansen | Apr 1984 | |
| 4479038 | Marhold et al. | Oct 1984 | |
| 4552360 | Bromley et al. | Nov 1985 | |
| 4945357 | Tal | Jul 1990 |
| Entry |
|---|
| Hongkong Enterprise, p. 813 Oct. 1990. |
| Playthings, p. 50 Sep. 1988. |