Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850910 | Counter-rotation transmission | Jeffery P. Higby, Kennedy K. McElroy, Jr., Gerald F. Bland, Michael Freitag, Donald K. Sullivan | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850910 | Counter-rotation transmission | Jeffery P. Higby, Kennedy K. McElroy, Jr., Gerald F. Bland, Michael Freitag, Donald K. Sullivan | 1989-07-25 |