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in place name: "United States - Texas - Harris County - Houston"  
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Oil-Cup.

Description: Patent for an oil cup to be used for lubricating bearings that can be regulated with a valve to control the flow of the lubricant.
Date: August 26, 1913
Creator: Dawley, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mineral-Prospecting Apparatus.

Description: Patent for an "apparatus for drilling and obtaining samples or specimens of minerals" (lines 12-13), and obtaining accurate samples of ores in situations where they would otherwise be washed away by water or broken apart. The patent includes illustrations.
Date: August 26, 1913
Creator: Andrews, Benjamin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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