| Number | Name | Date | Kind |
|---|---|---|---|
| D208306 | Fossella | Aug 1967 | |
| D235655 | Clement et al. | Jul 1975 | |
| D263710 | Asano | Apr 1982 | |
| D266509 | Marshall | Oct 1982 | |
| D269679 | Morooka | Jul 1983 |
| Entry |
|---|
| Business Communication Products, Div./3M, Whisper Writer Ad, Teleprinter. |
| Computer Design, 5-1982, p. 79, Lexidata Keyboard. |
| Datamation, 1-1981, p. 168, Terminal Base. |
| NCR Worksaver Firststep Brochure, p. 3, Keyboard. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 715191 | Mar 1985 |