UNT Libraries Government Documents Department - 5 Matching Results

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Improvement in Flat-Iron Heaters.

Patent for a device which rapidly heats a flat or smoothing iron utilizing a lamp with multiple burners which can be adjusted to raise the temperature of the flat iron to the desired degree.

Date: July 28, 1874

Creator: Wilmot, Byron

Item Type: Patent

Improvement in Force - Pumps.

Patent for new and improved force pump with three cylinders.

Date: December 22, 1874

Creator: Chambers, J. C.

Item Type: Patent

Improvement in Combined Ventilators and Chimneys

Patent for improvement in Combined Ventilators and Chimneys. This object is to be used with the brick chimney on top of the roof to provide air circulation. It consists of an iron-lined inner flue secured within an outer casing with suitable bottom and top perforation for establishing air current around the flue.

Date: July 14, 1874

Creator: Hickley, Walter R & Dibrell, Charles J

Item Type: Patent

Improvement in Churns.

Patent for a butter churn.

Date: December 15, 1874

Creator: Sreeves, Charles B.

Item Type: Patent

Improvement in Car-Couplings.

Patent for an improvement in railroad-car couplings, including illustration.

Date: January 13, 1874

Creator: Jackson, Thomas Rivers

Item Type: Patent

UNT Libraries Government Documents Department - 5 Matching Results

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Improvement in Flat-Iron Heaters.

Improvement in Force - Pumps.

Improvement in Combined Ventilators and Chimneys

Improvement in Churns.

Improvement in Car-Couplings.