UNT Libraries Government Documents Department - 4 Matching Results

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Paving

Description: Patent for road paving material with cement as a base and stones or gravel used as a topping. Asphalt is poured over the gravel to extend the life of the paving.
Date: June 24, 1913
Creator: MacDonald, Ray
Item Type: Refine your search to only Patent

Engine-Starter

Description: Patent for improvements to engine starters that enable the driver of an automobile to start an engine by applying pressure to foot pedals.
Date: June 24, 1913
Creator: Morgan, August C.
Item Type: Refine your search to only Patent
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