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 ES34162ApriorityCriticalpatent/ES34162A1/es
Publication of ES34162A1publicationCriticalpatent/ES34162A1/es
Un aparato de regulación automática para calderas de vapor, que puede accionar el registro de la chimenea y las válvulas de toma de vapor u otros órganos.
Un aparato de regulación automática para calderas de vapor, que puede accionar el registro de la chimenea y las válvulas de toma de vapor u otros órganos.