CARTRIDGE FOR TUNNEL BLASTING
- Application ID: EP14188239
- Status: █ GRANT OF PATENT INTENDED
This patent has the IPC combination E21 (EARTH OR ROCK DRILLING; MINING) and F24 (HEATING; RANGES; VENTILATING) is specialized in the combination E21 and F24. We found, that Oslo Patentkontor AS, Jeck Fleck Herrmann, CURO AS, Patentgruppen A/S, Beer & Partner Patentanwälte KG and 4 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.