Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321838 | Power coupling for a chain saw | — | 1982-03-30 |
| 4270271 | Trimming head for vegetation | Dana F. Thesman | 1981-06-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321838 | Power coupling for a chain saw | — | 1982-03-30 |
| 4270271 | Trimming head for vegetation | Dana F. Thesman | 1981-06-02 |