Texas Patents - 6 Matching Results

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Automatic Train-Stop

Description: Patent for Automatic Train-Stops "particularly to a system operable in connection with well-known airbrake systems to apply the airbrakes, and shut off the power when an accident of a predetermined character occurs." (lines 10-14) including instructions and illustrations.
Date: May 16, 1916
Creator: Estes, Betram P.
Partner: UNT Libraries Government Documents Department

Cement.

Description: Patent for cement that is better or equivalent to Keene's cement from England, made from pure gypsum and various chemicals and only calcinated once.
Date: May 7, 1907
Creator: Jones, Thomas
Partner: UNT Libraries Government Documents Department

Churn

Description: Patent for a churn that can produce butter in very short period of time with minimal effort.
Date: May 19, 1913
Creator: Hoefer, Charles Jr.; Belt, Marcus L. Jr. & Belt, William R.
Partner: UNT Libraries Government Documents Department

Corn-Heading Knife.

Description: Patent for a corn cutting knife that straps to the hand and protects the fingers for a more efficient harvesting of corn and maize.
Date: May 2, 1916
Creator: Buchanan, Lemuel O.; Maddox, John S.; Russell, James P. & Speers, Albert
Partner: UNT Libraries Government Documents Department

Drag-Harrow.

Description: Patent for an improved drag harrow for plowing soil. "The primary objective of the invention is to provide a soil pulverizer in which a rotary grinding action is produced by the drawing of the apparatus across the soil" (lines 10-13).
Date: May 19, 1914
Creator: Kramer, Frank
Partner: UNT Libraries Government Documents Department

Lock

Description: Patent for a lock used to secure the openings of grain bags. Illustrations included.
Date: May 17, 1910
Creator: Chambless, James A.
Partner: UNT Libraries Government Documents Department
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