Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712581 | Process for producing a groove-like recess, and a groove-like recess of this type | Ulrich Rathmann | 2004-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712581 | Process for producing a groove-like recess, and a groove-like recess of this type | Ulrich Rathmann | 2004-03-30 |