136 Matching Results

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Blower and Suction Device.

Description: Patent for a blower for a threshing machine that regulates the amount of air put out of the machine, and is both affordable and durable.
Date: March 26, 1907
Creator: Brown, Harry M. & Dahl, Harry M.
Partner: UNT Libraries Government Documents Department

Casing-Point

Description: Patent for an improved casing point with improvements in the strainer or screen frame for wells.
Date: December 9, 1902
Creator: Lindstrom, Conrad
Partner: UNT Libraries Government Documents Department

Casing Point or Strainer.

Description: Patent for casing point or strainer "particularly adapted for use in oil and Artesian wells... which will permit free circulation of the liquid around the lower portion of the casing and free and easy entrance of the same into the casing, and yet will prevent entrance of sand and gravel into the casing" (Lines 12-22).
Date: May 13, 1902
Creator: Carlson, Andrew Edward
Partner: UNT Libraries Government Documents Department

Clevis

Description: Patent for a clevis. This invention is designed to connect with gang plows allowing vertical and lateral movement. Illustration included.
Date: September 10, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for an oil-burner, “and it has for its object to provide a construction in which stream will be admitted to the oil or commingled therewith in sufficient quantity to aid combustion…” (lines 11-15) including illustrations.
Date: November 11, 1902
Creator: Chandler, William E.
Partner: UNT Libraries Government Documents Department

Book Carriage

Description: Patent for book carriage. This invention is designed to cradle open books and registrars. Illustration included.
Date: July 18, 1905
Creator: Marsh, Sidney Augustus & Gifford, George Chester
Partner: UNT Libraries Government Documents Department

Wharton Co.

Description: Blue line print of survey map of Wharton County, Texas, showing rivers, creeks, original land grants or surveys, cities, towns, and railroads. Scale [ca. 1:200,000] (6000 varas to the inch).
Date: 1906
Creator: Morris, J. W. & Giles, J. Bascom
Partner: Hardin-Simmons University Library

[Bay Prairie Irrigation Company system]

Description: Photograph of irrigation equipment belonging to the Bay Prairie Irrigation Company. The equipment has multiple small doors that are arranged in rows on the wall and there is a strip of space in the center of the wall that is open. There are three white ladders leaned against the wall and there are pipes running in front of the wall. The image has been torn and the bottom edge is jagged. This room was possibly a part of a water pumping plant.
Date: [1900..1930]
Creator: Williams, Byrd M. (Byrd Moore), Sr.
Partner: UNT Libraries Special Collections
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