El Presidente de la República se ha servido dirigirme el decreto que sigue: Porfirio Diaz, Presidente Constitucional ... se concede privilegio exclusivo por diez años al Sr. Guillermo Valleto, por su procedimiento para hacer impermeables y dar consistencia, á los artefactos y útiles de arcilla ó barro cocido
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Description
Decree issued during the administration of Porfirio Díaz granting a ten year exclusive right to Guillermo Valleto for his method of waterproofing fire clay objects Special Collections & Archives, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/sca) At upper left: Secretaria de Fomento, Colonizacion, Industria y Comercio de la República Mexicana. Seccion 2a Verso of sheet blank Typesigned and dated: México, Abril 9 de 1889. Pacheco Title from first lines of text México : publisher not identified
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