Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379645 | Large format paper handling assembly for typewriters or like business machines | — | 1983-04-12 |
| 4215944 | Single keylever multiple action control for typewriters | Helmut Gottsmann | 1980-08-05 |