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Inlet-Grate
Patent for an improved inlet grate, which has a supporting frame. This inlet grate will not be displaced by traffic or other disturbances.
Date:
November 30, 1920
Creator:
Fairtrace, George D.
System:
The Portal to Texas History
Wrench.
Patent for a wrench that has a fixed jaw and an adjustable slidable jaw.
Date:
November 30, 1920
Creator:
Fowles, Alfred T.
System:
The Portal to Texas History
Train-Order Holder.
Patent for Train-Order Holder designed to keep sheets of paper secure and in place to prevent writing on margins and displacement.
Date:
November 30, 1920
Creator:
Crady, Daniel R.
System:
The Portal to Texas History
Hulling-Machine
Patent for hulling nuts of all sizes including peanuts. A hopper feeds the nuts in to rollers and the shells fall out the bottom while the nuts go down a chute to be collected.
Date:
March 30, 1920
Creator:
Sparks, James N.
System:
The Portal to Texas History
Still and Still-Setting
Patent for steam still improvements using an open steel frame for support of the still. This steel frame allows for heating by methods other then steam and easy access to the bottom plates of the still to see if there is leakage.
Date:
March 30, 1920
Creator:
Henderson, Herbert
System:
The Portal to Texas History
Tire-Filler.
Patent for an improved tire filler "adapted to fit within a tire casing" (lines 5-6, p. 2), including illustrations.
Date:
March 30, 1920
Creator:
Huffman, Orla L.
System:
The Portal to Texas History
Tape Feeding And Checking Register
Patent for an improved register that can verify transactions
Date:
March 30, 1920
Creator:
Greenwalt, Jesse Austin
System:
The Portal to Texas History
Plow.
Patent for an improvement to plows that allows adjustments to be made to them both vertically and angularly.
Date:
July 30, 1920
Creator:
Zebranek, Joseph
System:
The Portal to Texas History
Plow
Patent for a plow which plows two furrows simultaneously. An axle is mounted on wheels, and the two adjustable plow beams pivot from the axle so that furrow depth and the width between furrows can be adjusted. Patent includes illustrations.
Date:
November 30, 1920
Creator:
Henderson, Warren H.
System:
The Portal to Texas History
Electrical Testing Device.
Patent for "improvements in electrical testing devices, and more specifically to an improved fluxmeter for testing the strength of magnets" (lines 13-15).
Date:
March 30, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History
Electrical Testing Device.
Patent for an electrical device with an improved circuit arrangement in combination with various devices all assembled in compact arrangement on a board which enables to easily locate faults in various electrical apparatus or parts. This electric device is capable of use by anyone who isn't skilled as an electrician.
Date:
March 30, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History
Piston-Ring
Patent for compound piston rings with an improved fit.
Date:
November 30, 1920
Creator:
Hall, Samuel J.
System:
The Portal to Texas History
Post Structure
Patent for improved base plate for wooden posts to protect the posts from damage and extend its usability.
Date:
November 30, 1920
Creator:
Dietz, Paul A.
System:
The Portal to Texas History
Powder- Sprayer
Patent for Insect Powder Sprayer. This sprayer allows the use of insecticide powder for use on animals, plants, and insects.
Date:
November 30, 1920
Creator:
Erwin, Samuel D.
System:
The Portal to Texas History
Mop
Patent for a mop attachment with an opening to receive a handle of the broom and a pair of attaching strips to be tied to the broom handle. It is used to prevent lateral shifting when in place on the broom.
Date:
November 30, 1920
Creator:
Glenn, William H.
System:
The Portal to Texas History
Needle for Hand-Embroidery and Similar Work.
Patent for an embroidery needle that is inexpensive to manufacture and allows for rapid stitching.
Date:
November 30, 1920
Creator:
Pade, George V. & Neitzel, Conrad T.
System:
The Portal to Texas History
Cotton-Picking Nozzle.
Patent for a new cotton picking nozzle that can be used with a suction device to pick cotton more efficiently, including illustrations.
Date:
March 30, 1920
Creator:
Taylor, Charles E.
System:
The Portal to Texas History
Slime-Pulp Thickener
Patent for a new and useful improvement in slime pulp thickeners
Date:
November 30, 1920
Creator:
Allen, Charles
System:
The Portal to Texas History
Restaurant Serving Mechanism
Patent for a restaurant serving mechanism. The mechanism is a wagon-like structure intended to make serving food and cleaning up tables a more streamlined process.
Date:
June 30, 1920
Creator:
Mabry, Raymond A
System:
The Portal to Texas History
Reinforced Belt.
Patent for a reinforced belt made with power transmission in mind. It has an improved body which is made up of steel U-shaped chain links embedded in flexible belt material. The belt is strong, flexible, durable, simple, and inexpensive.
Date:
November 30, 1920
Creator:
Shiner, Elliot E.
System:
The Portal to Texas History
Dirigible Headlight for Vehicles.
Patent for dirigible headlight for vehicles where the headlights are adapted to turn with the steering of the vehicle, or may be manually deflected independently of the vehicle steering.
Date:
November 30, 1920
Creator:
Poindexter, Franklin E.
System:
The Portal to Texas History
Collapsible Tent.
Patent for improving collapsible tent rods and corner posts that support the structure, with illustrations.
Date:
March 30, 1920
Creator:
Hackfield, Arnold W.
System:
The Portal to Texas History
Combination Steering Mechanism for Plows.
Patent for a combination steering mechanism for plows, which allows the plow to move independently (lateral movement only) of the plow frame.
Date:
March 30, 1920
Creator:
Rarig, Welden C. & Smith, Glen E.
System:
The Portal to Texas History
Baking Device.
Patent for a machine that presses dough or other materials into a cup-shaped mold for evenly baked goods.
Date:
March 30, 1920
Creator:
Cressey, John A.
System:
The Portal to Texas History