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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
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bed-Spring Tightener

Description: Patent for improvements in bed-spring tighteners, for adjusting the tension of a bed spring supporting wire as may be required. Illustration is included.
Date: July 5, 1910
Creator: Tlustos, Joseph J.
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Partner: UNT Libraries Government Documents Department

Beet Puller and Topper.

Description: Patent for a new machine to pull beets from the ground as moving chains cut off the leaves and deposit the beets into a bend.
Date: April 28, 1914
Creator: Olson, David
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Partner: UNT Libraries Government Documents Department

Bicycle-Support.

Description: Patent for an improvement in bicycle supports that can be attached to any bicycle and supports it at an upright or near-upright position.
Date: July 20, 1897
Creator: Norelius, John E.
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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