Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861326 | Modular folding apparatus | Rudolf Kuhner, Gunter Schmitt | 1989-08-29 |
| 4817932 | Guide device | Hans-Peter Sonnenberg | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861326 | Modular folding apparatus | Rudolf Kuhner, Gunter Schmitt | 1989-08-29 |
| 4817932 | Guide device | Hans-Peter Sonnenberg | 1989-04-04 |