Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069122 | Thermal marking device for webs of mineral wool and a method of applying the markings | Friedrich Kaufmann, Horst-Werner Schlossherr | 1991-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069122 | Thermal marking device for webs of mineral wool and a method of applying the markings | Friedrich Kaufmann, Horst-Werner Schlossherr | 1991-12-03 |