Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4411069 | Spoolless string trimmer head | Albert R. Close | 1983-10-25 |
| 4335510 | String trimmer | Albert R. Close | 1982-06-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4411069 | Spoolless string trimmer head | Albert R. Close | 1983-10-25 |
| 4335510 | String trimmer | Albert R. Close | 1982-06-22 |