Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5540286 | Lawn edger with vertical drive engine | — | 1996-07-30 |
| 4790071 | Line trimmer with replaceable cutting blade assembly | John F. Gander | 1988-12-13 |
| 4756148 | Line cutter with edging attachment | John F. Gander, Otto D. Dunnebacke | 1988-07-12 |
| 4660286 | Apparatus with automatic line feeding | Filluppus T. Engelbrecht, Frederick Potgieter, Cecil R. Smith | 1987-04-28 |