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 ES194002ApriorityCriticalpatent/ES194002A1/es
Publication of ES194002A1publicationCriticalpatent/ES194002A1/es
ES194002A1950-07-131950-07-13Perfeccionamientos en la construcción de tecnígrafos o máquinas para dibujar sobre tableros horizontales
ExpiredES194002A1
(es)