Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848845 | Steerable self-regulating concrete cutting saw | — | 1989-07-18 |
| 4797025 | Device for cutting a receptacle in pavement to receive a reflector | John L. Gray | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848845 | Steerable self-regulating concrete cutting saw | — | 1989-07-18 |
| 4797025 | Device for cutting a receptacle in pavement to receive a reflector | John L. Gray | 1989-01-10 |