| Number | Name | Date | Kind |
|---|---|---|---|
| D275460 | Cohen | Sep 1984 | S |
| 4516325 | Cohen et al. | May 1985 | A |
| D375269 | Wertheim et al. | Nov 1996 | S |
| 5746004 | Wertheim | May 1998 | A |
| D415971 | Hsu | Nov 1999 | S |
| D421231 | Hsu | Feb 2000 | S |
| D423958 | Caplan et al. | May 2000 | S |
| D448688 | Li | Oct 2001 | S |
| 6382547 | Yang | May 2002 | B1 |
| 6449866 | Murray | Sep 2002 | B1 |
| Entry |
|---|
| Empire Brochure, received Aug., 1995, front cover, tape measures. |