Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330085 | Laterally mobile irrigation system | David A. Siekmeier, Arthur L. Zimmerer, by First National Bank and Trust Company, executor, William P. Zimmerer | 1982-05-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330085 | Laterally mobile irrigation system | David A. Siekmeier, Arthur L. Zimmerer, by First National Bank and Trust Company, executor, William P. Zimmerer | 1982-05-18 |