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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1875005339ApriorityCriticalpatent/ES5339H3/es
Publication of ES5339H3publicationCriticalpatent/ES5339H3/es
On the Advantages and economy of maintaining a high degree of cleanliness in roads and streets; with an account of the construction and operation of the street-sweeping machine, etc