U.S. federal trademark · Serial No. 71393862 · Reg. No. 0351595
MATERIAL TO BE USED AS AN INGREDIENT FOR CEMENT, MASONRY MORTAR, STUCCO, PLASTER AND THE LIKE, TO IMPROVE THE PROPERTIES THEREOF, PARTICULARLY TO REDUCE THE SHRINKAGE, TO INCREASE THE HARDNESS AND DENSITY, TO INCREASE RESISTANCE TO DISINTEGRATION, AND TO RENDER THE SAME MORE WATERPROOF
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