Drain vent for petrochemical/chemical fluid pumping device and method of making the same
- Application ID: EP13185843
- Status: █ EXAMINATION IN PROGRESS
This patent has the IPC class F04 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS) Bromhead Johnson is specialized in F04. Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.