UNT Libraries Government Documents Department - 8 Matching Results

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Improved Grain-Meter.: Patent for a more efficient grain-meter. The patent includes instructions and illustrations.
Improved Horse-Power.: Patent for an improvement in horse-powers (tread-powers) by changing the construction and arrangement of the driving wheels.
Improved Mode of Extracting Essences.: Patent for improvements in extracting essences from objects inserted into a new contraption. The patent includes instructions and an illustration.
Improved Power-Apparatus for Vehicles: Patent for "improvements to powered vehicles with combined rim-wheel(s) in combination with a truck(s), resting upon the inner and lower part of the rim, and supporting a carriage-body or frame, crank-shaft. with one or more pinions, and guide-rollers." (line 8)
Improved Ship-Viameter.: Patent for improvements in ship viameters.
Improvement in Coffee-Pot.: Patent for improvements to a coffee pot. The patent includes instructions and an illustration.
Improvement in Hot-Air, Steam, and Water-Gauge.: Patent for improvements in hot air, harmonic steam, and water gauges: "In this invention several tubes pass through the boiler, some under and some above the water, through which currents of air are induced by the heat of the water or steam surrounding them" (lines 8-9).
Improvements in Velocipedes: Patent for improvements to a single-wheel velocipede.