Classification Information
OPTICAL GOODS, NAMELY EYEGLASSES; EYEGLASS CASES; EYEGLASS FRAMES; SUNGLASSES; AND EYEGLASSES WITH SMOKED GROUND HEAT-TEMPERED DOUBLE GRADIENT FILTERING LENSES
Electrical and Scientific ApparatusOPTICAL GOODS, NAMELY EYEGLASSES; EYEGLASS CASES; EYEGLASS FRAMES; SUNGLASSES; AND EYEGLASSES WITH SMOKED GROUND HEAT-TEMPERED DOUBLE GRADIENT FILTERING LENSES
Electrical and Scientific Apparatus