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Break-Out Pin. (open access)

Break-Out Pin.

Patent for a modified break-out pin on an oil derrick which makes it easier to release a wrench for unscrewing pipes when done, but still holds the wrench in place while in use.
Date: October 21, 1919
Creator: Headrick, James O.
System: The Portal to Texas History
Cotton-Picker. (open access)

Cotton-Picker.

Patent for a high-yield cotton picker that removes cotton from the bolls without damaging the plants.
Date: April 15, 1919
Creator: Johnson, Frank Edward
System: The Portal to Texas History
Automatic Control for Gas Water-Heaters. (open access)

Automatic Control for Gas Water-Heaters.

Patent for improvements to "a gas control for instantaneous gas water heaters" (lines 9-10), including illustrations and instructions.
Date: June 17, 1919
Creator: Hamilton, Paul H.
System: The Portal to Texas History
Automobile Bed-Rack. (open access)

Automobile Bed-Rack.

Patent for a bed rack (bed roll) located at the rear of a car so that once the car cushions have been placed to form a mattress, the bed roll can be unwound to stretch and cover the cushions providing bedding and covering.
Date: December 23, 1919
Creator: Turner, John S.
System: The Portal to Texas History
Even-Balance Pump-Jack (open access)

Even-Balance Pump-Jack

Patent for "increasing the power of the pump jacks" (lines 10-11) for improved uniformity during the upstroke and the downstroke.
Date: February 4, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Diving-Armor. (open access)

Diving-Armor.

Patent for "certain new and useful Improvements in Diving-Armor" (lines 5-6) relating to protection from high pressure, enabling arm and hand movements, an outside air supply, and an oxygen tank. Includes illustrations.
Date: June 3, 1919
Creator: Long, James F.
System: The Portal to Texas History
Electricity-Dispelling Device for Paper-Printing Apparatus (open access)

Electricity-Dispelling Device for Paper-Printing Apparatus

Patent for a device to prevent the electrification of paper. The machine also serves to prevent splitting or wrinkling during the printing process.
Date: April 26, 1919
Creator: Shaw, Lloyd D.
System: The Portal to Texas History
Cotton-Seed Linter (open access)

Cotton-Seed Linter

Patent for a new Cotton-Seed Linter (relates to a new and useful form of cotton seed linter) which operates efficiently in and about oil mills or other places where cotton seed is reduced to commercial products.
Date: July 8, 1919
Creator: Voorhies, Felix E.
System: The Portal to Texas History
Churn. (open access)

Churn.

Patent for improvements in churns, "specifically a churn disclosed in Patent No. 1268766, L. M. Payne, R. A. Thompson and L. P. Morris, June 4, 1918."
Date: March 9, 1919
Creator: Wilson, William W.
System: The Portal to Texas History
Core-Barrel. (open access)

Core-Barrel.

Patent for a core barrel for use in rotary drilling of oil or water wells, that will allow for easy extraction of the upwardly extending column of material.
Date: October 14, 1919
Creator: Humason, Granville A. & Childs, William L.
System: The Portal to Texas History
Cultivation of Soil. (open access)

Cultivation of Soil.

Patent for improvements in soil cultivation, relating "to conserving and preserving moisture in the soil for growing vegetation" (lines 8-10), including illustrations and instructions.
Date: June 10, 1919
Creator: Lyon, Leonidas N.
System: The Portal to Texas History
Attachment for Cash-Registers. (open access)

Attachment for Cash-Registers.

Patent for an attachment for cash registers which makes it impossible to remove paper to wrap a customer's purchase before the cash register has been opened, for the purpose of reducing "losses due to forgetfulness or dishonesty of clerks making sales" (lines 9-11), including illustrations and instructions.
Date: June 10, 1919
Creator: White, Robert N., Jr.
System: The Portal to Texas History
Device for Printing Blue-Prints (open access)

Device for Printing Blue-Prints

Patent for a new type of printing press for the printing of large blue-prints. It is to be a more effective method of printing large objects with a curved plate to provide a more continuous and effective result.
Date: January 30, 1919
Creator: Cooper, Christopher Columbus
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for improvements to the cotton-chopper. This invention outfits the cotton-chopper with a blade that can be moved, either mechanically or with electric power. Previously, the blade was fixed and stationary.
Date: May 13, 1919
Creator: Janes, Henry T.
System: The Portal to Texas History
Cranking Device (open access)

Cranking Device

Patent for cranking device to start internal combustion engines and designed specifically for automobiles.
Date: June 24, 1919
Creator: Harris, Irvin F.
System: The Portal to Texas History
Cross-Roller Bit. (open access)

Cross-Roller Bit.

Patent for a certain new and useful improvement in cross-roller bits. Invention relates to "improvements in rotary boring drills for use in drilling wells for water, oil or gas and has particular reference to drills of the so called cross roller type for use in hard formation."
Date: November 4, 1919
Creator: Hughes, Howard R.
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for a cultivator attachment that adjusts the beams to various distances apart.
Date: October 28, 1919
Creator: Kubenka, Otto E. & Janszen, August W.
System: The Portal to Texas History
Elevating Truck. (open access)

Elevating Truck.

Patent for elevating truck equipped with a conveyor belt powered by an electric motor. The device is "easily moved about and placed in position by one or two men" (lines 29–30), but powerful enough to lift bales of cotton (or other objects) weighing up to 600 pounds, includes illustrations.
Date: August 5, 1919
Creator: Anderson, John L.
System: The Portal to Texas History
Automatic Continuous Hydraulic Oil Press (open access)

Automatic Continuous Hydraulic Oil Press

Patent for an automatic continuous hydraulic oil press designed to more efficiently extract oil from a variety of crops and seeds.
Date: September 16, 1919
Creator: Helm, C. D.
System: The Portal to Texas History
Automobile-Windlass (open access)

Automobile-Windlass

Patent for an improvement to automobile windlasses. The improvement allows automobile to be removed from any road obstruction easily and quickly.
Date: November 11, 1919
Creator: Davis, Marion A.
System: The Portal to Texas History
Apparatus for Separating Liquids in Emulsion. (open access)

Apparatus for Separating Liquids in Emulsion.

Patent for improved apparatus for separating liquids in emulsion (relates to improved apparatus for separating one liquid from another) when found in emulsion and has especial reference to means for rapidly and effectually dehydrating petroleum oil emulsion.
Date: May 27, 1919
Creator: McKibben, Charles W.
System: The Portal to Texas History
Footing Wells (open access)

Footing Wells

Patent for Footing Wells. This invention is a specification in production of deep wells to afford access to the pipe by which liquid is being drawn from the well.
Date: January 21, 1919
Creator: Kelley, Ward W.
System: The Portal to Texas History
Etching Apparatus. (open access)

Etching Apparatus.

Patent for an etching device that is for those interested in producing copper and zinc half-tones. This device can also use wave like motion to retain highlight tones and finish half-tones without requiring re-etching or staging.
Date: January 14, 1919
Creator: Beare, John H.
System: The Portal to Texas History
Heavier-than-air- Airship (open access)

Heavier-than-air- Airship

Patent for aviation prototype.
Date: September 2, 1919
Creator: Brown, George Coleman
System: The Portal to Texas History