Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362572 | Method and apparatus for cleaning ink jet printer heads | — | 1982-12-07 |
| 4346393 | Matrix printer employing a special character font | John M. Chambors | 1982-08-24 |
| 4344079 | System for matrix printing | John M. Chambors | 1982-08-10 |