| Number | Name | Date | Kind |
|---|---|---|---|
| D287758 | Chennault et al. | Jan 1987 | |
| D311580 | Butler et al. | Oct 1990 | |
| D326522 | Arnoy et al. | May 1992 | |
| D373193 | Luther | Aug 1996 | |
| 4619265 | Morgan et al. | Oct 1986 |
| Entry |
|---|
| Laerdal Medical Corporation, advertisement for Laerdal's Heartstart, 3 pages, 1991. |