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 ES34211ApriorityCriticalpatent/ES34211A1/es
Publication of ES34211A1publicationCriticalpatent/ES34211A1/es
ES34211A1904-06-131904-06-13Un nuevo aparato de seguridad para el material móvil de ferrocarriles ordinarios y otras vías mineras.
ExpiredES34211A1
(es)