Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627063 | Method and apparatus for reducing vat and sulfur dyes | Walter Marte, Otmar Dossenbach | 2003-09-30 |
| 6619942 | Tubular film blowing head | — | 2003-09-16 |
| 6533570 | Extruder die head | — | 2003-03-18 |