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Improvement in Vapor-Burners.

Patent for, "an improved construction and arrangement of vapor-burner, by which the same is readily lighted, adjusted to a larger or smaller flame, or extinguished" (lines 13-17). Illustration included.

Date: February 27, 1877

Creator: Sawyer, Frederick A.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Vibrating Propellers

Patent for Improvement in vibrating propellers for steamers to improve the ability to control the vessel. Includes two illustrated and labeled figures.

Date: February 18, 1873

Creator: Macowitzky, Charles P.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Saw-Mills

Patent for an improvement in saw mills, with illustration.

Date: February 9, 1875

Creator: Linder, Charles

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Rotary Engines.

Patent for an improved design of the rotary engine. Illustration included.

Date: February 6, 1877

Creator: Willson, Hodgen I.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Seed Planters

Patent for "improvement in Seed Planters as herein described and pointed out in the claim..."(paragraph 4 contains instructions and references to the illustration Fig 1 and Fig 2 as well as these illustrations labeled parts)

Date: February 25, 1873

Creator: Friday, Reuben

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Improvement in Dish-Washing Machines.

Patent for a dish washer that allows dishes to be placed on shelves and rotated through a column of water. The machine can also be modified for washing clothing. It includes illustrations.

Date: February 24, 1874

Creator: Starr, Henry Daniel

Item Type: Patent

Partner: UNT Libraries Government Documents Department