Resource Type

Bottle-Holder. (open access)

Bottle-Holder.

Patent for an ink bottle holder that allows for sturdy tilting and prevents ink from spilling.
Date: April 27, 1920
Creator: Smith, Edwin Ruthven
System: The Portal to Texas History
Demountable Rim. (open access)

Demountable Rim.

Patent for improved demountable rims for automobiles that are easy to mount and detach as well as cheaper and easier to manufacture.
Date: April 27, 1920
Creator: McPherson, Arthur Edison
System: The Portal to Texas History
Mail Carrier or Container. (open access)

Mail Carrier or Container.

Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.
Date: April 27, 1920
Creator: Blocker, Leck H.
System: The Portal to Texas History
Method of Stretching and Securing Wire. (open access)

Method of Stretching and Securing Wire.

Patent for a "new method of stretching and securing wire" (line 6).
Date: April 27, 1920
Creator: Coulter, Thomas H.
System: The Portal to Texas History
Pipe-Wrench. (open access)

Pipe-Wrench.

Patent for a pipe wrench that can be "operated in either direction" (line 18) to screw and unscrew a pipe with an easy application and secure grip.
Date: April 27, 1920
Creator: Nixon, Jeddy D.
System: The Portal to Texas History
Rotary Cutting Device for Razors. (open access)

Rotary Cutting Device for Razors.

Patent for a shaving razor designed with a "cylindrical outer surface adapted to rotate in contact with the skin" (line 111-112) which allows for safer and more efficient shaving, includes illustrations.
Date: April 27, 1920
Creator: Jones, Sidney, P.
System: The Portal to Texas History
Rotary Engine. (open access)

Rotary Engine.

Patent for an improved rotary engine which overheats less, reduces the space between the piston and cylinder, and is easy to construct and operate.
Date: April 27, 1920
Creator: Jefferies, Charlie Q.
System: The Portal to Texas History
Torch or Burner (open access)

Torch or Burner

Patent for a torch or burner for use in burning brush or foliage, which uses a pressure-controlled liquid fuel tank that maintains a steady flow of fuel at the correct pressure.
Date: April 27, 1920
Creator: Hardt, Benjiman F. & Taylor, Samuel T.
System: The Portal to Texas History
Cattle-Yoke. (open access)

Cattle-Yoke.

Patent for a cattle yoke which enables the yoke to be attached to a cow's head to prevent grazing from other side of the wire fence.
Date: April 27, 1915
Creator: Carr, Jessie D.
System: The Portal to Texas History
Colter Attachment for Lister-plows (open access)

Colter Attachment for Lister-plows

Patent for a colter attachment (triangular blade used on lister plows), by capitalizing on parts that should already exist on the plow.
Date: April 27, 1915
Creator: Mosely, George L.
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for "a motor driven cultivator adapted to be attached to various types of cultivating devices to draw the latter over the ground to be cultivated". (lines 12-15)
Date: April 27, 1915
Creator: Hodges, Eugene C.
System: The Portal to Texas History
Four-Wheel Drive. (open access)

Four-Wheel Drive.

Patent for improvements in four-wheel driving, which uses a "novel flexible driving connection for the steering wheels." Citation: Hodges, Eugene C. Four-Wheel Drive., patent, April 27, 1915; [Washington D.C.]. University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.
Date: April 27, 1915
Creator: Hodges, Eugene C.
System: The Portal to Texas History
Hose-Washer. (open access)

Hose-Washer.

Patent for improvement in efficiency of hose washers. Patent helps to prevent accidental detachment of a hose via the use of a "resilient wire" designed to strengthen the connection. Citation: Calvert, Walter Riley. Hose-Washer., patent, April 27, 1915; [Washington D.C.]. University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.
Date: April 27, 1915
Creator: Calvert, Walter Riley
System: The Portal to Texas History
Necktie (open access)

Necktie

Patent for a pre-made necktie. This is a pre-made four in hand necktie that is designed to be adjustable to various neck sizes and made to not tear a shirt collar.
Date: April 27, 1915
Creator: Allen, Joseph H.
System: The Portal to Texas History
Peanut Harvester. (open access)

Peanut Harvester.

Patent for a "new and useful peanut harvester" (lines 9-10), with illustrations.
Date: April 27, 1915
Creator: Erwin, Joseph R.
System: The Portal to Texas History
Pump or Motor. (open access)

Pump or Motor.

Patent for pump which converts to motor. Pump, compressor doubles as a motor when rotation operation is reversed.
Date: April 27, 1915
Creator: Reaugh, Frank
System: The Portal to Texas History
Spark-Plug (open access)

Spark-Plug

Patent for an improved spark plug assembly used in explosive engines allowing for easier cleaning of the electrodes while the motor is running, among other enhancements over contemporary spark plug design.
Date: April 27, 1915
Creator: Inman, John P. & Estes, Robert E.
System: The Portal to Texas History
Water Craft. (open access)

Water Craft.

Patent for a "bathing float equipped with propelling means" (lines 10-11) and a "depressible platform combined with ... a diving rudder" to allow the front part of the craft to dive underneath the water (lines 13-15).
Date: April 27, 1915
Creator: Caldwell, John C.
System: The Portal to Texas History
Improvements in Rail-Lubricators (open access)

Improvements in Rail-Lubricators

Patent for "a lubricating apparatus for use on street and other cars for lubricating the track when the car rounds a curve" (lines 8-11) including list of parts and illustrations.
Date: April 27, 1910
Creator: Freeman, Frank S. & Doke, Fred L.
System: The Portal to Texas History
Adjustable Arch and Beam-Balance for Cultivator-Frames (open access)

Adjustable Arch and Beam-Balance for Cultivator-Frames

Patent for an adjustable arch and beam balance for cultivator frames which allows the draft tongue to be lifted up and down.
Date: April 27, 1909
Creator: Buckhannon, Edward M.
System: The Portal to Texas History
Artificial Fly Fish Hook (open access)

Artificial Fly Fish Hook

Patent for an artificial fly fish hook. Illustration included.
Date: April 27, 1909
Creator: Caldwell, Charley D.
System: The Portal to Texas History
Bracket (open access)

Bracket

Patent for a shelf bracket which can support a shelf with only one bracket.
Date: April 27, 1909
Creator: Cockrum, George R.
System: The Portal to Texas History
Cleaning and Polishing Apparatus. (open access)

Cleaning and Polishing Apparatus.

Patent for a cleaning and polishing apparatus for sand blasting various objects, such as furniture, which does not require an operator to be watching the operation.
Date: April 27, 1909
Creator: Carroll, Samuel C.
System: The Portal to Texas History
Combined Bird and Insect Catcher (open access)

Combined Bird and Insect Catcher

Patent for a combined bird and insect catcher. Illustration included.
Date: April 27, 1909
Creator: Martin, Charles H. & Ross, William N.
System: The Portal to Texas History