Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749353 | Cutting blade with an impact load prevention layer | Charles E. Markley | 1998-05-12 |
| 5560348 | Cutting blade with an impact load prevention layer | Charles E. Markley | 1996-10-01 |
| 5083839 | Apparatus for grooving or grinding pavement | — | 1992-01-28 |
| 4930487 | Cement cutting blade | — | 1990-06-05 |