| Number | Name | Date | Kind |
|---|---|---|---|
| D184651 | Woofter et al. | Mar 1959 | |
| D288050 | Fox et al. | Feb 1987 | |
| D373050 | Brewer et al. | Aug 1996 | |
| 1092991 | Heintz | Apr 1914 | |
| 2980280 | Herlow | Apr 1961 | |
| 3349941 | Wanderer | Oct 1967 | |
| 3698594 | Boehlert | Oct 1972 | |
| 4091953 | Daenen | May 1978 | |
| 4204609 | Kuhn | May 1980 | |
| 4951832 | Tenney et al. | Aug 1990 | |
| 5184745 | Havens et al. | Feb 1993 |
| Number | Date | Country |
|---|---|---|
| 2242410 | Feb 1991 | GBX |
| Entry |
|---|
| Domus, Apr. 1961, p. 50. |
| Stile Industria, Aug. 1961. |
| IDEA 55, 1955, p. 19. |