Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640996 | Large manipulator, especially for self-propelled concrete pumps | Hartmut Benckert | 1997-06-24 |
| 5605174 | Device for conveying thick substances containing a great deal of solid material | Axel Rockstroh, Ulrich Schuster | 1997-02-25 |