UNT Libraries Government Documents Department - 5 Matching Results

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Combined Pencil Holder and Sharpener.
Patent for a combined pencil holder and sharpener, which uses the sharpener as a pencil cap.
Conduit Electric Railway.
Patent for an underground conduit electric railway meant to propel cars. The conduit can be drained and kept dry, and a trolley attachment protects the conduit from dirt and water as well.
Electric Belt
Patent for improvements in electric belts.
Illuminated Sign and Operating Means Therefor
Patent for an illuminated sign and how to operating means. Illustration included.
Improvement in Plaiting-Irons.
Patent for an improvement to plaiting-irons: "a plaiting-iron composed of a peculiarly-constructed iron or metal plate used in connection with a correspondingly-constructed board" (lines 23-25), with illustrations.
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