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Individual
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Individual
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Priority to ES16732ApriorityCriticalpatent/ES16732A1/en
Publication of ES16732A1publicationCriticalpatent/ES16732A1/en
Improvements in the devices to contain and extinguish the sparks and to collect the unconsumed coal and the volatilized parts of the fumes that come out of the chimneys of locomotives, machines, factories and other homes.