Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D337957 | Drawing head for a drawing machine | Heinrich Otten, Georg Kaluza | 1993-08-03 |
| D335825 | Drawing head for a drawing machine | Heinrich Otten, Georg Kaluza | 1993-05-25 |
| D335826 | Guide rail for a drawing machine | Heinrich Otten, Georg Kaluza | 1993-05-25 |
| 5191715 | Drafting head for a drafting machine | — | 1993-03-09 |
| 4495708 | Drawing head for a drawing machine | Hans Eder | 1985-01-29 |
| 4486958 | Drawing head | — | 1984-12-11 |