Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887679 | Self-cleaning weighing hopper and drive mechanism | Dale E. Pribbernow | 1989-12-19 |
| 4821820 | Method and apparatus for linear combination weighing | Robert B. Edwards, II, Bruce H. Dalrymple, Lawrence H. Long, Paul Meisner, Dale E. Pribbernow +1 more | 1989-04-18 |