Automobile-Signal. (open access)

Automobile-Signal.

Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.
Date: November 15, 1921
Creator: Squier, William Ernest
System: The Portal to Texas History
Cereal Food and Process of Preparing the Same. (open access)

Cereal Food and Process of Preparing the Same.

Patent for improving cereal food processing by grinding corn and other grains into meal to convert starch into dextrin, and through drying grains to remove moisture and prevent fermentation (lines 17-23). Additionally, the processing will make the cereal appetizing and easily digestible.
Date: November 1, 1921
Creator: Kelly, Martha R.
System: The Portal to Texas History
Insecticide for Boll-Weevils. (open access)

Insecticide for Boll-Weevils.

Patent for boll-weevil insecticide with novel method of compounding. Arsenic and baking soda are combined with wood ash to create a dust which kills the insects as an inhalent instead of needing to be consumed by the insects in order to be effective.
Date: November 1, 1921
Creator: Koenig, Philipp
System: The Portal to Texas History
Wire-Stretcher. (open access)

Wire-Stretcher.

Patent for an improvement to wire stretchers and splicers, to more practically "facilitate the stretching and splicing of fence wire or the like" (lines 12-13), including illustrations.
Date: November 8, 1921
Creator: Sanderson, Auther L.
System: The Portal to Texas History
Casing-Elevator. (open access)

Casing-Elevator.

Patent for a casing elevator used to remove casings of various diameters from wells. The main specialty of this invention is the use of hinged sections containing pivoted jaws to clamp around the casings.
Date: November 8, 1921
Creator: Boyter, Arthur J.
System: The Portal to Texas History
Oil Trap (open access)

Oil Trap

Patent for improvements to floating oil traps. Floating oil traps are used to catch excess oil floating on top of refinery discharge canals. These improvements include increased flexibility, thus allowing the trap to move with the flow of the water.
Date: November 22, 1921
Creator: Jones, Robert P.
System: The Portal to Texas History
Pipe-Perforator (open access)

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
Wall-Block. (open access)

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
Blow-Out Boot. (open access)

Blow-Out Boot.

Patent for a blow-out boot (as it pertains to tire repair). The defining feature of this invention is that the edges are flexible and overlapping, containing slots and loops that correspond to each other to facilitate the joining of the edges.
Date: November 8, 1921
Creator: Williams, George G.
System: The Portal to Texas History
Aeroplane. (open access)

Aeroplane.

Patent for aeroplane construction to include improvements to air motor protection to minimize resistance and the use of air cups to direct the full force of air to the motor shaft, including illustrations.
Date: November 15, 1921
Creator: Smith, Joseph A.
System: The Portal to Texas History
Burglar-Alarm. (open access)

Burglar-Alarm.

Patent for a burglar alarm, designed to be simply constructed and installed.
Date: November 29, 1921
Creator: Stephens, William B.
System: The Portal to Texas History
Casing-Pulling Apparatus. (open access)

Casing-Pulling Apparatus.

Patent for an apparatus to more easily and more economically remove well-casings from the ground when an oil well is no longer in use.
Date: November 29, 1921
Creator: Wilson, John Hart
System: The Portal to Texas History
Cycle-Car (open access)

Cycle-Car

Patent for a cycle car that can be steered and propelled by hands only and can be used with ordinary bicycles.
Date: November 29, 1921
Creator: Payne, Luther M.; Miller, Lee A. & Douglas, John J.
System: The Portal to Texas History
Building Construction. (open access)

Building Construction.

Patent for a building construction method. After completion of typical foundation and framework construction, "interlocking slabs or tiles are secured to the framework to form an outer covering or sheathing for the building." The interlocking method requires no cementing of material yet still allows water to be shed. "Provision is also made for fastening slabs or tiles to the framework in a manner permitting rapid assembly of parts" which reduces building time. The invention can be applied to doors and windows as demonstrated in the illustrations.
Date: November 8, 1921
Creator: Walker, Isham P.
System: The Portal to Texas History
Coin-Wrapping Device. (open access)

Coin-Wrapping Device.

Patent for a coin wrapper (primarily used in banks) that uses a strip of carbon paper to create an imprint of the coins contained inside, which will remain after the coins are removed. The purpose of this is to create a record of the original number of coins to facilitate their counting and verification.
Date: November 15, 1921
Creator: Mohr, Arthur D.
System: The Portal to Texas History
Attachment for Gun-Slings (open access)

Attachment for Gun-Slings

Patent for an attachment for gun slings that can be used on army rifles or other guns and provides the means for the sling to be held tight against the arm for steady aim.
Date: November 8, 1921
Creator: Grierson, Benjamin Henry
System: The Portal to Texas History
Dredge. (open access)

Dredge.

Patent for an excavating machine specifically designed for canal digging, that "is an improvement upon a patent granted to Charles S. Butterfield, March 13, 197 and numbered 1,219,371" (lines 10-13). This invention provides a means for firm and stable support of the excavating machine and allows the position of the machine to be easily changed as the work progresses.
Date: November 22, 1921
Creator: Evans, Marvin
System: The Portal to Texas History
Chiropractic Table (open access)

Chiropractic Table

Patent for use by chiropractors in their manipulations of the human body, and has for its object the provision of a table or attachment to a table including simultaneously movable head and abdomen supports. The invention has been designed which embodies a head rest, chest support, and abdomen support all mounted upon a single hinged member which will automatically adjust itself to the patient laying upon the table, spring means being provided for opposing the movement.
Date: November 1, 1921
Creator: Lege, John H.
System: The Portal to Texas History
Well-Drill Wrench. (open access)

Well-Drill Wrench.

Patent for a well drill wrench that improves upon William Ellinger's patent 1,327,379, issued January 6, 1920. This improvement eliminates friction between the rotatable and stationary parts of the wrench and ensures that the rotatable part is fully supported during its entire rotation, "as when screwing or unscrewing the drill bit" (lines 109-110).
Date: November 15, 1921
Creator: Ellinger, William H.
System: The Portal to Texas History
Insect Catcher (open access)

Insect Catcher

Patent for Insect Catcher, The objective of this invention is to provide a novel and improved device for this general character especially designed and adapted for use in connection with growing plants and is especially adapted for use to destroy boll weevils, bollworms, sharp shooters, and bugs and insects which infest cotton, potato, tomato and kindred plants.
Date: November 8, 1921
Creator: Ryan, William C. & Ruhmann, Grover C.
System: The Portal to Texas History
Dressing Block. (open access)

Dressing Block.

Patent for Dressing Block for well drilling tools. A further aim of this invention is to provide a means for adjusting the tool and the anvil so that tools of different lengths and different sizes, may be readily accommodated and properly dressed.
Date: November 8, 1921
Creator: Montgomery, Gustavus A.
System: The Portal to Texas History
Snowplow. (open access)

Snowplow.

Patent for a new snowplow design for use at the front of a motor vehicle, steam car, or electric car. The snowplow is triangular in shape, and has sides that can be adjusted vertically, to increase the height of the plow.
Date: November 15, 1921
Creator: Jezova, Mary
System: The Portal to Texas History
Spring Wheel. (open access)

Spring Wheel.

Patent for the improvement of spring wheels. It is to prevent the movement of a car's rim or hub when sharp turns are being made.
Date: November 22, 1921
Creator: Livings, James Arthur
System: The Portal to Texas History
Well-Drill Wrench. (open access)

Well-Drill Wrench.

Patent for a well drill wrench that is easily adjustable for different sized drill chucks. Its designs makes rotating the wrench smoother and less likely to slip off of drill chucks.
Date: November 8, 1921
Creator: Ellinger, William H.
System: The Portal to Texas History