Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6514185 | Method and apparatus for producing tubular hollow items | Heinz-Werner Knuppertz | 2003-02-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6514185 | Method and apparatus for producing tubular hollow items | Heinz-Werner Knuppertz | 2003-02-04 |