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Nueva pieza de cerámica para la formación de viguetas, caracterizada por tener practicados longitudinalmente en los laterales de su cabeza un canal de sección angular en cada lado, en los cuales queda incrustada la masa de hormigón de la capa de compresión del forjado.
ES0047686U1955-04-261955-04-26Pieza de cerámica para la formación de viguetas
ExpiredES47686Y
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