Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES86125ApriorityCriticalpatent/ES86125A1/es
Publication of ES86125A1publicationCriticalpatent/ES86125A1/es
Procedimiento y aparato para la ejecución de los trabajos de teneduría de libros y especialmente de la partida doble por vía mecánica, mediante la máquina de escribir.