Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979064 | String trimmer with fixed string head | Qing-Hui Guo | 1999-11-09 |
| 5940973 | Trimmer guide | — | 1999-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979064 | String trimmer with fixed string head | Qing-Hui Guo | 1999-11-09 |
| 5940973 | Trimmer guide | — | 1999-08-24 |