Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281113 | Thick materials pump with paired, preferably parallel feed cylinders which alternatingly deliver and intake | — | 1994-01-25 |
| 4799573 | Adjustable personnel platform | Bernhard Meinken, Friedrich Schwing | 1989-01-24 |
| 4621375 | Remote control system for constructional machinery | — | 1986-11-04 |