EXHAUST PURIFICATION DEVICE AND METHOD FOR INCREASING CORROSION RESISTANCE OF EXHAUST PURIFICATION DEVICE
- Application ID: EP12856544
- Status: █ EXAMINATION IN PROGRESS
This patent has the IPC combination B23 (MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR) and F01 (MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES) is specialized in the combination B23 and F01. We found, that Beetz & Partner, Henkel Breuer & Partner, Kramer Barske Schmidtchen Patentanwälte PartG mbB, WSL Patentanwälte PartGes mbB, Wilhelm & Beck and 12 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.