U.S. federal trademark · Serial No. 71671477 · Reg. No. 23231
[ MICROSCOPES, TELESCOPES, ] PHOTOGRAPHIC OBJECTIVES [ , MAGNIFIERS, GEODETIC AND NAUTICAL TELESCOPES, SPECTROGRAPHIC APPARATUS, REFRACTOMETERS, INTERFEROMETERS, PHOTOGRAPHIC APPARATUS, PROJECTION APPARATUS, APPARATUS FOR TAKING, MEASURING, AND EVALUATING FILMS AND OTHER PHOTOGRAMMETRIC PICTURES, OPTICAL INSTRUMENTS FOR USE OF PHYSICIANS, DENTISTS, AND SURGEONS, SPECTACLE LENSES, SPECTACLE FRAMES, ELECTROTECHNIC MEASURING APPARATUS ]
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