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Cleaning Device
Patent for a cleaning tool that attaches to the windshields of automobile windows to clean snow, rain, and dust. It is operated from the interior of the car and can be easily attached and removed. Includes illustrations.
Date:
March 29, 1921
Creator:
Rivers, Charles A. & Stuart, Francis B.
System:
The Portal to Texas History
Bending-Machine and Method of Bending.
Patent for a machine to bend metal into various shapes for the purpose of construction and reinforcement.
Date:
March 29, 1921
Creator:
Holmgreen, Julius H.
System:
The Portal to Texas History
Lateral-Wear Reducer for Locomotives.
Patent for lateral wear reducer for locomotives that prevent or reduces wear on the train wheels.
Date:
March 29, 1921
Creator:
Paxton, Thomas
System:
The Portal to Texas History
Wrench
Patent for an improvement to wrenches. This wrench uses a sliding jaw system for increased utility.
Date:
April 29, 1920
Creator:
Grogan, Edward W.
System:
The Portal to Texas History
Vehicle-Body
Patent for new and useful improvements in vehicle bodies - a vehicle for carrying groceries, vegetables, and other necessities, as a traveling store.
Date:
March 29, 1921
Creator:
Wieman, Herman A,
System:
The Portal to Texas History
Wheel-Tread.
Patent for improvements on tractor wheel tread design, the structure of which was previously submitted by the inventor in 1918. This improved wheel tread makes the structure stronger and more compact.
Date:
March 29, 1921
Creator:
Ingram, Joseph D.
System:
The Portal to Texas History
Tool-Joint.
Patent for improvements in a tool joint that has been adapted to connect sections of a drill used in drilling wells.
Date:
June 29, 1920
Creator:
Stafford, George A. & Stafford, Roy M.
System:
The Portal to Texas History
Tire-Oven.
Patent for a device that heats wagon and buggy wheel tires that will warm them evenly.
Date:
June 29, 1920
Creator:
Howlett, Isaac C.
System:
The Portal to Texas History
Tatting-Shuttle
Patent for an improved tatting shuttle. This new shuttle will hold multiple bobbins and shuttles to carry multiple colors of threads.
Date:
June 29, 1920
Creator:
Wolle, Leonora
System:
The Portal to Texas History
Spring-Wheel.
Patent for new improvements for Spring-Wheels "in which the springs are rigidly secured to the hub portion and pivotally connected with the rim portion" (lines 10-12) including construction and illustrations.
Date:
June 29, 1920
Creator:
Rozankovich, Thomas
System:
The Portal to Texas History
Shutter-Actuating Apparatus.
Patent for a device which acts as "a simple and relatively inexpensive apparatus by means of which a camera shutter may be operated either for snapshots or time exposures, from a point at a distance from the camera so that the operator may be included in the photograph and yet be able to absolutely control the time and duration of the exposure" (lines 10-17). Illustrations included.
Date:
June 29, 1920
Creator:
Emmrick, Hans B.
System:
The Portal to Texas History
Shredding and Blending Mechanism for Feed.
Patent for a mechanism that shreds hay, straw, or other feed.
Date:
June 29, 1920
Creator:
Stubbs, Robert A.
System:
The Portal to Texas History
Float-Controlled Liquid-Gaging and Cut-Off Means.
Patent for an automatic cut off device for oil tanks that indicates the amount of water in an oil tank and will automatically close the discharge opening when all the water has been discarded from the tank.
Date:
June 29, 1920
Creator:
Waldrep, Granville J.
System:
The Portal to Texas History
Insulator.
Patent for a train track insulator, which acts as a fastener between adjourning portions of track.
Date:
March 29, 1921
Creator:
Collier, William R.
System:
The Portal to Texas History
Pipe-Perforator
Patent for pipe-perforator made for well screens. This perforator is designed to provide staggered rows of perforations.
Date:
November 29, 1921
Creator:
Dunsworth, George W.
System:
The Portal to Texas History
Pipe of Concrete and the Like
Patent for bell and spigot concrete pipes with a slip joint. This eliminates the potential for wear of the slipping joints, thus mimicking a metal pipe.
Date:
May 29, 1920
Creator:
Trammell, Jefferson D.
System:
The Portal to Texas History
Means for Holding Slats to Belts
Patent for an improved means of fastening slats to belts without the use of rivets or other fasteners.
Date:
May 29, 1920
Creator:
Cowan, Charles G.
System:
The Portal to Texas History
Peanut-Harvester
Patent for a peanut harvester which can be attached to a standard cultivator frame. It is designed to uproot and sever peanut vines, then deposit the newly aerated peanut vines back onto the ground.
Date:
June 29, 1920
Creator:
Byrd, Gordon W.
System:
The Portal to Texas History
Pneumatic Pump.
Patent for pumps for oil and water wells that can be operated by compressed air to force the water or oil out of the well.
Date:
June 29, 1920
Creator:
Goss, George W.
System:
The Portal to Texas History
Door Stop and Holder.
Patent for an invention that relates to door stops and holders, with the object to limit the swinging of the door when opened and will also hold the door open when it is desired to maintain the same in a open position.
Date:
June 29, 1920
Creator:
Newsom, John Wesley
System:
The Portal to Texas History
Shoe-Securing Device
Patent for a fastening strap that secures baby shoes to baby feet, including illustrations.
Date:
June 29, 1920
Creator:
Elliot, Eloise Foster
System:
The Portal to Texas History
Sprinkling Device
Patent for a lawn sprinkling device composed of multiple pipes that are configured into one self-sufficient structure. The discharge nozzle is angular and can be adjusted to point in different lawn areas.
Date:
March 29, 1921
Creator:
Gomez, Blas
System:
The Portal to Texas History
Wall-Block.
Patent for an improved wall block that is designed in a T-shape so that the pieces will interlock providing stability and preventing cracks in a foundation.
Date:
November 29, 1921
Creator:
Hull, John W.
System:
The Portal to Texas History
Display Device
Patent for improvements in display devices that displays apparel without taking up a lot of space and will be out of the way when not needed.
Date:
June 29, 1920
Creator:
Frank, Henry L. A.
System:
The Portal to Texas History