7 oil well production apparatus, namely a plunger lift system consisting of seat cup spring assembly, plunger, lubricator, motor valve, drip pot assembly and controller
9 oil well production apparatus, namely electronic well head controllers and remote terminal units for communication between well head and a remote terminal
The design portion of the mark consists of the letter "C" intersecting and partially surround the letter "W" on top of the letter "M". WMC WELL MASTER