Resource Type

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
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
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
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
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
Ratchet Die-Stock (open access)

Ratchet Die-Stock

Patent for improvement on the usage of die-stocks which are used to cut and thread metal objects such as pipes.
Date: July 22, 1919
Creator: Hestand, Rue S.
System: The Portal to Texas History
Beet-Harvester. (open access)

Beet-Harvester.

Patent for a beet-harvester that pulls the beets from the ground and severs the tops from the bodies of the beets.
Date: April 15, 1919
Creator: Faucher, George E
System: The Portal to Texas History
AIR REGULATING ATTACHMENT (open access)

AIR REGULATING ATTACHMENT

Patent for an Air Regulating Attachment. This new invention for an air regulating attachment builds upon previous advancements to create an inexpensive air regulating attachment system, which will in turn be used to regulate engine carburetors (Oscar Kiessing).
Date: April 21, 1919
Creator: Kiessig, Oscar
System: The Portal to Texas History
Attachment for Automobile Headlights (open access)

Attachment for Automobile Headlights

Patent for an automobile headlight attachment capable of horizontal rotation.
Date: December 2, 1919
Creator: Tripp, J. C.
System: The Portal to Texas History
Weeding Device (open access)

Weeding Device

Patent for improving "the construction and increase the efficiency and utility" of "horse or motor drawn weeding devices." (Lines 8-11)
Date: May 31, 1919
Creator: Zetzman, William of Post, Texas
System: The Portal to Texas History
Carpenter's Implement. (open access)

Carpenter's Implement.

Patent for a carpenter's implement designed to be easily carried within one's pocket, with illustrations.
Date: August 5, 1919
Creator: Smith, Evander A.
System: The Portal to Texas History
Auto-Lock (open access)

Auto-Lock

Patent for an invention of a valve locking device by which the fuel supply pipe can be cut off and a valve which is inserted in the said pipe locked in the cut off position.
Date: July 15, 1919
Creator: Melton, William C.
System: The Portal to Texas History
Beet Harvestor (open access)

Beet Harvestor

Patent for improvements and additional features in the mechanical frame of beet harvesting equipment.
Date: July 15, 1919
Creator: Hannum, Philip L.
System: The Portal to Texas History
Change-Speed Mechanism for Tractor-Truck Motor-Vehicles (open access)

Change-Speed Mechanism for Tractor-Truck Motor-Vehicles

Patent for a machine that can be used either as a truck for traveling over highways or as a tractor for farm work.
Date: October 28, 1919
Creator: Miller, William J.
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
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
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