Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502385 | Tricoaxial injection element | Dietrich Haeseler | 2003-01-07 |
| 5918390 | Bucket for a mechanical excavator | — | 1999-07-06 |
| D402907 | Frost protection device for water meter pits | — | 1998-12-22 |