Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672857 | Device for introducing a coating into pipes | Walter Hecken | 2004-01-06 |
| 6561726 | Lining panel fastening | Walter Hecken | 2003-05-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672857 | Device for introducing a coating into pipes | Walter Hecken | 2004-01-06 |
| 6561726 | Lining panel fastening | Walter Hecken | 2003-05-13 |