| Number | Date | Country | Kind |
|---|---|---|---|
| 74 205 | Jul 1984 | XHX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D267680 | Leffler et al. | Jan 1983 | |
| D274675 | Diffrient | Jul 1984 | |
| D285629 | Franck et al. | Sep 1986 |
| Entry |
|---|
| Interiors, Dec. 1978, p. 98, Chair top center. |
| Industrial Design, Nov./Dec. 1977, p. 44, Chair right center by Norton. |