U.S. federal trademark · Serial No. 73492900 · Reg. No. 1335285
Oil and Gas Well Equipment-Namely, Electronic Dynamometer for Determining Sucker Rod Pumping System Loading, a Pump-Off Controller, Microprocessor Controller and an Acoustical Well Sounder
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.