Drill with borehole cleaning elements for drilling and cleaning a borehole
- Application ID: EP14165833
- Status: █ GRANT OF PATENT INTENDED
This patent has the IPC combination B28 (WORKING CEMENT, CLAY, OR STONE) and E21 (EARTH OR ROCK DRILLING; MINING) is specialized in the combination B28 and E21. We found, that Beer & Partner Patentanwälte KG is specialized in all of these IPC classes. For a similar patent, they might be a good choice.