Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803783 | Apparatus for gauging the diameter and concentricity of a bore | Mark Tiegs | 1989-02-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803783 | Apparatus for gauging the diameter and concentricity of a bore | Mark Tiegs | 1989-02-14 |