Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722707 | Lapped flange for connecting pipes and method for producing such a lapped flange | Erich Schurmann | 2004-04-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722707 | Lapped flange for connecting pipes and method for producing such a lapped flange | Erich Schurmann | 2004-04-20 |