Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884640 | Soil cultivating implements | Cornelis J. G. Bom | 1989-12-05 |
| 4864809 | Machine for working grass, hay or other crops on the field | Cornelis J. G. Bom | 1989-09-12 |
| 4842202 | Spreader | Cornelis J. G. Bom | 1989-06-27 |
| 4834296 | Device for spreading granular and/or powdery material | Cornelis J. G. Bom | 1989-05-30 |
| 4805557 | Method of and an implement for milking an animal | Cornelis J. G. Bom | 1989-02-21 |
| 4805559 | Implement for milking animals | Karel Van Den Berg | 1989-02-21 |