Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854237 | Printing machine cylinder underlay holding arrangement | — | 1989-08-08 |
| 4833982 | Printing cylinder positioning system | Oskar Liebert, Johann Meitinger | 1989-05-30 |
| 4827842 | Rotary offset printing machine system with registration control | Johann Meitinger | 1989-05-09 |