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 ES65763ApriorityCriticalpatent/ES65763A1/es
Publication of ES65763A1publicationCriticalpatent/ES65763A1/es
ES65763A1917-11-161917-11-16Economizador de carbón con aplicación de serrín de maderas en las calefacciones centrales por vapor o de agua caliente.
ExpiredES65763A1
(es)