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Individual
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Individual
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Priority to ES5768ApriorityCriticalpatent/ES5768A1/es
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Un procedimiento para la producción del gas por la carburación del aire, circulando a través de esencias minerales, por medio de un aparato perfeccionado que se describe.
Un procedimiento o sistema perfeccionado de distribución para aparatos elevadores de líquido, funcionando por medio de la presión directa de los gases o vapores en tensión.