Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821617 | Cutting or ripping blade | Frans G. W. Fjelkner | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821617 | Cutting or ripping blade | Frans G. W. Fjelkner | 1989-04-18 |