U.S. federal trademark · Serial No. 72343334 · Reg. No. 0934445
OPTICAL GLASS IN ANY FORM (SLABS, BLOCKS, STRIPS, GOBS, DISCS, PLATES, PRISMS, WINDOWS, PRESSINGS, RODS; FILTER GLASS INCLUDING ABSORPTION GLASS AND INFRARED MATERIALS; MIRROR BLANKS INCLUDING GLASS CERAMIC MATERIALS; RADIATION SHIELDING GLASS; GLASS FOR LASER AND FIBER OPTICS AND INTERFERENCE FILTERS
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