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  Partner: UNT Libraries Government Documents Department
 County: McLennan County, TX
 Collection: Texas Patents
Improvement in Hot-Air, Steam, and Water-Gauge.

Improvement in Hot-Air, Steam, and Water-Gauge.

Date: October 8, 1867
Creator: Walker, James C.
Description: 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).
Contributing Partner: UNT Libraries Government Documents Department
Improved Mode of Extracting Essences.

Improved Mode of Extracting Essences.

Date: August 13, 1867
Creator: Walker, James C.
Description: Patent for improvements in extracting essences from objects inserted into a new contraption. The patent includes instructions and an illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improved Ship-Viameter.

Improved Ship-Viameter.

Date: August 27, 1867
Creator: Walker, Jams C.
Description: Patent for improvements in ship viameters.
Contributing Partner: UNT Libraries Government Documents Department
Improved Grain-Meter.

Improved Grain-Meter.

Date: September 8, 1867
Creator: Walker, James C.
Description: Patent for a more efficient grain-meter. The patent includes instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Coffee-Pot.

Improvement in Coffee-Pot.

Date: August 20, 1867
Creator: Walker, James C.
Description: Patent for improvements to a coffee pot. The patent includes instructions and an illustration.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Ice-Machines.

Improvement in Ice-Machines.

Date: December 12, 1871
Creator: Mühl, Andrew
Description: Patent for improvements to the construction of "of the various parts of the [ice machine], whereby the reconversion of the ether into liquid before it reaches the freezing-vessel or chamber is better assured" (para. 3).
Contributing Partner: UNT Libraries Government Documents Department
Improvements in Velocipedes

Improvements in Velocipedes

Date: June 20, 1869
Creator: Dillaha, J. G.
Description: Patent for improvements to a single-wheel velocipede.
Contributing Partner: UNT Libraries Government Documents Department
Improved Horse-Power.

Improved Horse-Power.

Date: May 18, 1869
Creator: Dillaha, J. G.
Description: Patent for an improvement in horse-powers (tread-powers) by changing the construction and arrangement of the driving wheels.
Contributing Partner: UNT Libraries Government Documents Department
Improvement in Apparatus for the Manufacture of Ice.

Improvement in Apparatus for the Manufacture of Ice.

Date: August 29, 1871
Creator: Sears, James E.
Description: Patent for improvements on machinery for the manufacture of ice.
Contributing Partner: UNT Libraries Government Documents Department
Improved Power-Apparatus for Vehicles

Improved Power-Apparatus for Vehicles

Date: August 17, 1869
Creator: Dillaha, J. G.
Description: 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)
Contributing Partner: UNT Libraries Government Documents Department
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