U.S. federal trademark · Serial No. 74052500 · Reg. No. 1650055
eye examination instruments, namely contrast sensitivity testers, glare testers, retinoscopes and vision testers, the instruments being for testing acuity, amblyopia, cataracts, color discrimination and perception, contact lenses, contrast sensitivity, depth perception, disease, glaucoma, fusion, injury, muscle balance, near and far point testing, peripheral vision, and vertical and lateral phoria
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