Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648644 | Subgingival treatment by powder jet | Bernd Gangnus, Oswald Gasser, Rainer Guggenberger | 2003-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648644 | Subgingival treatment by powder jet | Bernd Gangnus, Oswald Gasser, Rainer Guggenberger | 2003-11-18 |