Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176026 | Apparatus for measuring the surface hardness of building materials | Dietmar Leeb | 1993-01-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176026 | Apparatus for measuring the surface hardness of building materials | Dietmar Leeb | 1993-01-05 |