U.S. federal trademark · Serial No. 72323440 · Reg. No. 846246
PIPES MADE FROM THE AFOREMENTIONED METALLIC OXIDES
HIGHLY REFRACTORY-SHAPED BRICKS FUSION-CAST FROM THE AFOREMENTIONED METALLIC OXIDES
ELECTRICALLY FUSED METALLIC OXIDES AS WELL AS MIXTURES AND CHEMICAL COMPOUNDS THEREOF
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