U.S. federal trademark · Serial No. 78472469 · Reg. No. 043309132
Refractory materials, namely, bricks, cement, blocks, mortars, castable mixes, refractory aggregates, refractory sands
Industrial minerals and mineral aggregates, namely, andalusite and basic or silico alimates minerals and mineral aggregates particularly intended for the foundry, refractory materials and ceramic industries
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