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Boiler Feeder

Description: Patent for a boiler feeder. This invention is intended to be placed above the boiler and via a regulator supplies water to the boiler.
Date: November 24, 1903
Creator: Herrington, William
Partner: UNT Libraries Government Documents Department

Automatic Boiler-Feed

Description: Patent for a steam boiler which automatically fills the boiler with water to the proper levels and keeps the levels steady.
Date: August 11, 1908
Creator: Twombly, Harry Denny
Partner: UNT Libraries Government Documents Department

Well Pumping Apparatus

Description: Patent for well pumping apparatus. This invention is designed for the improvement of pumping liquid from deep wells. Illustration included.
Date: September 29, 1908
Creator: Stephenson, William M.
Partner: UNT Libraries Government Documents Department

Mail-Box

Description: Patent for "a mail-box adapted to be placed at or on the house of the person receiving the mail, so as to facilitate a house-to-house delivery" (lines 8-11).
Date: June 4, 1901
Creator: Myer, Clayton Pittinger
Partner: UNT Libraries Government Documents Department

Insect Destoyer

Description: Patent for an insect destroyer. "This invention relates particularly to that class of insect destroyers which contain pans of liquid into which the insects are shaken or enticed" (line 15-18). Illustration included.
Date: December 29, 1903
Creator: Sewell, James H.
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for a hydraulic swivel. Illustrations included.
Date: September 26, 1905
Creator: Thomson, Alexander & McLaughlin, Malacha Joseph
Partner: UNT Libraries Government Documents Department

Stirrup

Description: Patent for "new and useful improvements in stirrups" (lines 5-6), including illustration and instructions.
Date: August 17, 1909
Creator: Hooks, George W.
Partner: UNT Libraries Government Documents Department

Pump Controlling Means

Description: Patent for a pump controlling means. This invention applies even pressures on the discharge line. Illustration included.
Date: August 23, 1904
Creator: Small, William
Partner: UNT Libraries Government Documents Department

Process For Treating Petroleum-Oils

Description: Patent for an improved process for treating petroleum oils, to remove asphaltum. (lines 9-12)
Date: December 19, 1905
Creator: Wintz, James Philip
Partner: UNT Libraries Government Documents Department

Engine Valve Mechanism

Description: Patent for an engine valve mechanism. This invention is a "class of steam engines wherein the cylinder-inlet and exhaust-ports are controlled by separate and distinct values." Illustration included.
Date: September 5, 1905
Creator: Moore, Ezra G. & Moore, Frank T.
Partner: UNT Libraries Government Documents Department

Screw-Gearing

Description: Patent for screw-gearing for motors, particularly motors for fans or similar objects, including illustrations.
Date: September 18, 1900
Creator: Paker, Oren A.
Partner: UNT Libraries Government Documents Department

Railway-Rail Joint

Description: Patent for improving the construction and increase the efficiency and utility of railway-rail joints.
Date: January 2, 1906
Creator: Verneuil, Edward Benjamin
Partner: UNT Libraries Government Documents Department

Saw-Gage.

Description: Patent for improvements on saws by providing “cleaner-teeth and arranged to permit accurate filing of the cleaner-teeth without leaving an undesirable bur and without danger of filing the teeth too short for proper working in a cut.” (Lines 10-14) Illustration is included.
Date: June 11, 1901
Creator: Steele, Daniel Carlos
Partner: UNT Libraries Government Documents Department

Rail Plate And Fastener

Description: Patent for rail plate fastener. This invention is designed to secure rails to ties without the use of spikes. Illustration included.
Date: June 21, 1904
Creator: Butterfield, Walter V.
Partner: UNT Libraries Government Documents Department

Plunger.

Description: Patent for a plunger for water and oil wells, which will withstand heavy use.
Date: September 14, 1909
Creator: Karnes, Harry E.
Partner: UNT Libraries Government Documents Department

Dipper

Description: Patent for dipper. Illustration included.
Date: May 16, 1905
Creator: Cowart, Laurance P.
Partner: UNT Libraries Government Documents Department

Core-Drill.

Description: Patent for a core drill for making bore holes in rocks to get out solid samples of the inside of rocks, which has an improved grabbing method for retrieving the piece of rock inside the hole.
Date: August 3, 1909
Creator: McLoughlin, Malacha J. & Wynn, John S.
Partner: UNT Libraries Government Documents Department
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