Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6039038 | Drilling assisting device for hand-guided drill | Manfred Buck, Wolfgang Brost, Robert Handschuh | 2000-03-21 |
| 5899644 | Apparatus for supporting a hand guided drill tool | Manfred Buck, Thomas Dähler | 1999-05-04 |