U.S. federal trademark · Serial No. 99105423 · Reg. No. 8022758
pH meters; Digital pH meters; Scientific measuring instruments, namely, conductivity meters; Surveying instruments; Distribution amplifiers for audio and video signals; Saccharometers; Acidity analysers; Refractometers; Photometers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.