Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598412 | Interchangeable adapters for pipe freezer apparatus | — | 2003-07-29 |
| 6506226 | Hard metal or cermet body and method for producing the same | Walter Lengauer, Hans Werner Daub, Klaus Dreyer, Dieter Kassel, Jose Luis GARCIA +1 more | 2003-01-14 |