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Adjustable Book Support.

Description: Patent for a new and improved book rest. This design consists "of an upright pivoted in a support or base, a sliding lower supporting cross-bar, an upper sliding supporting-bar, both bars having sockets upon their rear sides sliding upon the upright and provided with set-screws, and leaf-clamps consisting of a piece of spring doubled at one end to form slides sliding upon the arms of the upper cross-bar, forming curved yielding portions, forming transverse eyes at the other ends, having flat bl… more
Date: November 25, 1884
Creator: Johnson, William Oscar
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Agricultural Implement.

Description: Patent for "attachments for planters, cultivators and the like" (lines 8-10) "whereby the implement will be permitted to yield to uneven ground" (lines 11-12).
Date: November 5, 1901
Creator: Waters, James M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boiler Compound

Description: Patent for a boiler compound for purifying water in steam boilers, with ingredients included.
Date: November 29, 1910
Creator: Maule, John Quincey
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car-Brake.

Description: Patent for a new and more effective brake for trains, with illustrations.
Date: November 27, 1887
Creator: Stovall, John D.
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Partner: UNT Libraries Government Documents Department

Car for Pneumatic Railways.

Description: Patent for a car for pneumatic railways meant to "provide a car especially adapted for the [air-]tube, the same being constructed with track-wheels in the central line of the cars" (lines 12-15). It is also "a double car divided lengthwise centrally by a partition-wall, through which communication may be had between a car-section - that is, between the double car within the same - and to provide each end portion of this double car with a door" (lines 17-22). There are two track-wheels above the… more
Date: November 19, 1895
Creator: Rush, Cicero Alonzo
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Claw-Bar for Drawing Railroad-Spikes.

Description: Patent for "an invention is an improved claw-bar for drawing railroad-spikes, the object of my invention being to provide the bar with a pivoted fulcrum-piece which is adapted to facilitate the engagement of the toe or claw of the bar with the head of a spike, to increase the leverage of the bar in withdrawing the spike, and to provide means to relieve the pivots or trunnions of the fulcrum-piece of stress when the bar is being operated todraw a spike." (Lines 8-17) Illustration is included.
Date: November 5, 1901
Creator: Smitham, Nicholas L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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