Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753811 | System for phase trimming of feeder cables to an antenna system by a transmission pilot tone | — | 2004-06-22 |
| 6708477 | Crop lifter for reaping systems of harvesting machines | Gustav Schumacher | 2004-03-23 |
| 6691499 | Crop lifter | Gustav Schumacher | 2004-02-17 |