UNT Libraries Government Documents Department - 47 Matching Results

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Car-Coupling.

Description: Patent for improvement in automatic car-couplings “in which the coupling-pin (worked by a rope or chain) is guided in a vertical tube extending upward from the draw-head, and is supported in position for coupling by a block sliding with the draw-head,” (lines 9-14) includes illustration.
Date: April 14, 1891
Creator: Angerstein, John F.
Item Type: Refine your search to only Patent

Hay-Press

Description: Patent for a hay press "so that two bales will be formed in the press. . .thereby saving time and labor, and also to simply the construction of the parts without the sacrifice of power, strength, and durability" (lines 15-20).
Date: February 5, 1889
Creator: Champion, William Smith
Item Type: Refine your search to only Patent

Clamp.

Description: Patent for a clamp "for use in in connection with hoisting-tackle for raising or lowering well-pipes..."(lines 9-10) that has one side attach to the pipe and the other side be releasable from the pipe.
Date: April 9, 1907
Creator: Danforth, Joseph B.
Item Type: Refine your search to only Patent

Feed-Trough

Description: Patent for feed trough. This is an improvement to the feed trough which already exists. This trough is "cylindrical in form" and allows for easier and cleaner access for those tending to the animals.
Date: November 24, 1914
Creator: Fechner, Albert H.
Item Type: Refine your search to only Patent

Window-Shadde Adjuster

Description: Patent for improvements for the window shade adjuster. The window shade adjuster limits the amount of light from entering through a window by providing a slidable bar that can be moved.
Date: February 6, 1912
Creator: Fechner, Albert H. & Fechner, William
Item Type: Refine your search to only Patent

Cotton-Picker

Description: Patent for useful improvements in cotton-picking machines involving "two drums or endless chains of slats, upon which picker arms are mounted" (lines 9-11).
Date: March 28, 1916
Creator: Haring, Peter Paul
Item Type: Refine your search to only Patent

Cotton-Picking Machine.

Description: Patent for simple and inexpensive improvements to the cotton-picking machine by staggering the picker arms for increased efficiency and productivity. Includes instructions and illustrations.
Date: October 21, 1913
Creator: Haring, Peter Paul
Item Type: Refine your search to only Patent

Cotton-Picking Machine.

Description: Patent for improvements to cotton picking machines "of that class in which the cotton-boll is caught on the end of a revolving picker" (lines 11-12). Improvements include a combination of a revolving drum with hollow tubular arms attached to the drum, as well as revolving pickers attached to those arms. Includes instructions and illustrations.
Date: July 27, 1897
Creator: Haring, Peter Paul.
Item Type: Refine your search to only Patent
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