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Adjustable Spring Clamp (open access)

Adjustable Spring Clamp

Patent for an improved adjustable spring clamp design.
Date: May 13, 1919
Creator: Hillin, H. C.
System: The Portal to Texas History
Check and the Like. (open access)

Check and the Like.

Patent for a bank check that lists the names and information of multiple banks so that the check can be drawn or charged in multiple banks (universal check).
Date: January 14, 1919
Creator: Moody, Jason B.
System: The Portal to Texas History
Cattle-Guard (open access)

Cattle-Guard

Patent for an improved cattle guard with two parts that is adapted to specifically fit either inside the railroad tracks or alongside them.
Date: October 28, 1919
Creator: Fisher, Thomas M.
System: The Portal to Texas History
Air Heating and Regulating Means for Internal Combustion Engines (open access)

Air Heating and Regulating Means for Internal Combustion Engines

Patent for a type of air heater designed to be attached to an internal combustion engine for the purposes of regulating heat.
Date: February 18, 1919
Creator: Brooks, Howard
System: The Portal to Texas History
Combination Set-Collar for Well-Strainers. (open access)

Combination Set-Collar for Well-Strainers.

Patent for a combination set-collar for well-strainers that combines a back pressure valve and a washer pipe which allows for the cleaning of the strainer.
Date: November 25, 1919
Creator: Thompson, Alexander
System: The Portal to Texas History
Automobile Road-Light. (open access)

Automobile Road-Light.

Patent for an automobile road-light improvement that causes the lights of a moving vehicle to move in conformity of the vehicle itself. The device is readily attachable to automobiles of standard type.
Date: February 25, 1919
Creator: Tausch, Joseph H.
System: The Portal to Texas History
Cotton Chopper. (open access)

Cotton Chopper.

Patent for cotton chopper that frees the plants from the "weeds and the soil thereabout cultivated in but a single operation" (lines 14-16).
Date: February 11, 1919
Creator: Goodman, William T.
System: The Portal to Texas History
Auto-Carrier (open access)

Auto-Carrier

Patent for an auto-carrier that applied to the running board for carrying various luggage. A second aspect is to provide a device to support a wide array of objects and to withstand the weight giving its location along the running board.
Date: July 8, 1919
Creator: Evans, Edward L.
System: The Portal to Texas History
Device for Cleaning Wells (open access)

Device for Cleaning Wells

Patent for improving the efficiency of oil wells.
Date: September 2, 1919
Creator: Sargent, Lemuel S.
System: The Portal to Texas History
Auto Body (open access)

Auto Body

Patent for an invention made for the improvements of the auto body and provide a way to convert a motor vehicle body to a comfortable bed with a foldable cushion for the back seat.
Date: September 16, 1919
Creator: Lawrence, John & Whitton, Orvil C.
System: The Portal to Texas History
Apparatus for Curing Tire-Casings (open access)

Apparatus for Curing Tire-Casings

Patent for an improved apparatus for Curing Tire-Casings (relates to molding devices for curing tire casings) which is easily and quickly set up and knocked down, holds casings safely in position while being cured, and highly efficient in curing tire casings.
Date: June 17, 1919
Creator: Bongio, Philip P. & Stephenson Elonzo
System: The Portal to Texas History
Air Pump (open access)

Air Pump

Patent for an air pump designed to have a strong cylinder and be able to equal quantities of air upon both the upward and downward motion of the piston.
Date: October 28, 1919
Creator: Keating, P. W.
System: The Portal to Texas History
Automobile-Alarm. (open access)

Automobile-Alarm.

Patent for a device to prevent the theft of automobiles capable of producing audio and visual signals as warnings of unauthorized access.
Date: April 22, 1919
Creator: Smith, Thomas H.
System: The Portal to Texas History
Automatic Pipe Coupling (open access)

Automatic Pipe Coupling

Patent for improvement on the methods of controlling oil flow.
Date: September 2, 1919
Creator: Childs, William L.
System: The Portal to Texas History
Converter and Smelter. (open access)

Converter and Smelter.

Patent for an improved converter and smelter mechanism that processes crushed ore, including illustrations.
Date: August 26, 1919
Creator: Miller, Theodore
System: The Portal to Texas History
Process of Purifying Oil (open access)

Process of Purifying Oil

Patent for using aluminum chlorid compounds to clean crude oil. Which is apart of the petrochemical process of oil purification.
Date: August 5, 1919
Creator: Miller, Albert E.
System: The Portal to Texas History
Crude-Oil Separator (open access)

Crude-Oil Separator

Patent for crude-oil separators mainly improves crude oil separators of baffle plate type.
Date: September 9, 1919
Creator: Lawrence, William P.
System: The Portal to Texas History
Battery-Mud-Extracting Device. (open access)

Battery-Mud-Extracting Device.

Patent for improvement of Battery-Mud-Extracting Devices where the mud may be removed without disassembling the battery or displacing of the electrode plates.
Date: March 11, 1919
Creator: Irwin, Samuel D.
System: The Portal to Texas History
Carton. (open access)

Carton.

Patent for a carton used to carry bottles or other fragile containers in a manner that prevents spillage, breakage, or other type of damage to befall the bottles and their contents, includes illustrations.
Date: September 2, 1919
Creator: Elder, Joseph H.
System: The Portal to Texas History
Conveyer System. (open access)

Conveyer System.

Patent for "an improved conveyer system that will take a package and automatically carry it to any selected point along the system, discharge the package and return to the starting point" (lines 8-12), including illustrations.
Date: March 18, 1919
Creator: Hanak, Edward
System: The Portal to Texas History
Amusement Apparatus. (open access)

Amusement Apparatus.

Patent for improvements to the Amusement Apparatus that can be more easily constructed and supports swimmers by the use of horizontal and vertical bars on each side of the device with the horizontal bars rotate independently. Includes illustration.
Date: November 4, 1919
Creator: Williams, May Brown
System: The Portal to Texas History
Apparatus for Separating or Concentrating Ores. (open access)

Apparatus for Separating or Concentrating Ores.

Patent for an improvement to hydraulic separators used in frothing classification to increase the recovery of larger mineral particles.
Date: October 21, 1919
Creator: Cole, David
System: The Portal to Texas History
Cattle and Poultry Food and Process of Producing Same (open access)

Cattle and Poultry Food and Process of Producing Same

Patent for the production for a new, non-perishable, marketable, inexpensive, plentiful and nourishing cattle food from the prickly pear cactus plant (except the root of the plant). Novel idea of directing blasts of flame to burn off spines and roast plant.
Date: January 14, 1919
Creator: Hirsch, Herman
System: The Portal to Texas History
Aeroplane. (open access)

Aeroplane.

Patent for an airplane (or aeroplane) which provides a large number of control surfaces adjustable by the pilot, including a moveable engine.
Date: January 7, 1919
Creator: Millican, Joel Walter
System: The Portal to Texas History