U.S. federal trademark · Serial No. 79135020 · Reg. No. 4619094
Insulating boards made of calcium silicate, and insulating components made therefrom, for use in metal casting processes, namely, technical ceramics
Non-metallic thermal insulating and fire resistant boards for use in the furnace and metal casting industries and articles made therefrom, all included in this class, but not including boards for use in sliding or folding walls
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