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ES2092A1881-12-171881-12-17Mejoras en el procedimiento para construir los hornos de fuego continuo para cocer ladrillos y otros materiales.
ExpiredES2092A2
(es)
Un horno de cochura continua propio para materiales de construcción "Sistema Appiani", el cual, se alimenta de gas que se origina en el mismo horno.
Un aparato para transmitir la luz o el calor a los sótanos, a los pisos y a las habitaciones oscuras en las casas, minas, navíos, etc., llamada "Photo-Phor".