Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874380 | Method and device for drilling, particularly percussion or rotary percussion drilling, a hole in soil or rock material | Alfred Wagner, Karl Bohm | 2011-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7874380 | Method and device for drilling, particularly percussion or rotary percussion drilling, a hole in soil or rock material | Alfred Wagner, Karl Bohm | 2011-01-25 |