Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4417759 | Grapple pivot joint with swing dampener | Gerald J. Ihm | 1983-11-29 |
| 4244405 | Tree shear head and controls therefor | Eugene S. Zirker, Andrew Paul Redman, Alvin L. Menzel, Lynn E. Kurt | 1981-01-13 |