Patent US D244863S
| Patent number | US D244863S |
|---|---|
| Title | Keyboard module |
| Inventors | David Rolfe Smith, Richard Ellwood Hansen |
| Company | Tektronix Inc |
| Filing date | 1976-04-05 |
| Grant date | 1977-06-28 |
| Cites |
| Patent number | US D244863S |
|---|---|
| Title | Keyboard module |
| Inventors | David Rolfe Smith, Richard Ellwood Hansen |
| Company | Tektronix Inc |
| Filing date | 1976-04-05 |
| Grant date | 1977-06-28 |
| Cites |