MECHANICAL CONCRETE

Metal building materials, forms, and molds, namely, metal circular rings and metal wires used as reinforcement in circular rings composed of plastic, paper and cloth, that are used as support and reinforcement for stone, mineral, plastic or organic material aggregates that are used in constructing bearing walls, structures, foundations, retaining walls and bridge and building structures

Non-metal building materials, forms, and molds, namely, circular rings made of rubber or plastic and plastic blocks that are used as support and reinforcement for stone, mineral, plastic or organic material aggregates that are used in constructing bearing walls, structures, foundations, retaining walls and bridge and building structures