Boring-tool. (open access)

Boring-tool.

Patent for a device "designed particularly for boring out cylinders of internal combustion engines" (lines 12–13), includes illustrations.
Date: August 19, 1919
Creator: Dedman, Henry W.
System: The Portal to Texas History
Attachment for Dental Instruments. (open access)

Attachment for Dental Instruments.

Patent for a dental instrument which is to attach to a dental drill handle. Protecting the patient's tongue from being cut by the drill or grinding disk while the patient's lower teeth are being operated on, including illustrations.
Date: November 19, 1918
Creator: Luzzi, August F.
System: The Portal to Texas History
Vehicle-Indicator (open access)

Vehicle-Indicator

Patent for a vehicle-indicator that is designed for use on vehicles such as automobiles, to indicate the movement of the vehicle. Other objects of this include that it alerts those around of the intended movement of the vehicle being driven.
Date: August 19, 1919
Creator: McManus, Lewis R.
System: The Portal to Texas History
Well-Screen (open access)

Well-Screen

Patent for a well-screen which is used in oil or water wells for screening out sand from the inflowing fluids
Date: February 19, 1918
Creator: Rodrigo, Henry, Sr.
System: The Portal to Texas History
Process of Tanning Hides and Skins (open access)

Process of Tanning Hides and Skins

Patent for rendering the process of tanning hides and skins "more expeditious and considerably cheaper &c., &c." (lines 12-13)
Date: February 19, 1918
Creator: Hall, Lewis T. & Tuttle, Frank
System: The Portal to Texas History
Sample Taking Device. (open access)

Sample Taking Device.

Patent for a device that takes samples of the strata or formation through which a well is being drilled without mixing the soil with water within the reservoir.
Date: September 19, 1919
Creator: Rembert, William E.
System: The Portal to Texas History
Flexible Metallic Joint (open access)

Flexible Metallic Joint

Patent for flexible metallic joint used to make improvements with railroad couplings on trains along with train pipes.
Date: December 19, 1918
Creator: Schulz, Wilhelm
System: The Portal to Texas History
Self-Inflating Tire. (open access)

Self-Inflating Tire.

Patent for an automatic, self-inflating tire which uses a valve that opens to allow air in and closes to prevent air from escaping, including illustrations.
Date: January 19, 1915
Creator: Fernandez, José
System: The Portal to Texas History
Rotary (open access)

Rotary

Patent for a rotary with the rotary table secured onto the base. Illustrations included.
Date: November 19, 1912
Creator: Decker, Harry R.
System: The Portal to Texas History
Cultivator Attachment (open access)

Cultivator Attachment

Patent for a cultivator attachment. "The principal object of the invention is to provide a simple harrowing attachment for the cultivator shovels, so that the soil can be pulverized immediately succeeding the lifting thereof by the cultivator shovel."
Date: May 19, 1914
Creator: Hafer, Albert L.
System: The Portal to Texas History
Silo. (open access)

Silo.

Patent for a silo that is formed of sections that can be assembled, disassembled, and moved as needed. The silo is also designed to be double-walled, with a layer of waterproofing material between the walls.
Date: December 19, 1914
Creator: Coons, Oscar A.
System: The Portal to Texas History
Deep-Well Pump. (open access)

Deep-Well Pump.

Patent for "new and useful Improvements in Deep-Well Pumps," (lines 5-6), including illustrations. An improvement on the inventor's previous patent (1013579), with the intention of preventing and removing sand accumulation while pumping oil.
Date: August 19, 1919
Creator: Andrews, Benjamin
System: The Portal to Texas History
Drill (open access)

Drill

Patent for a drill used for rotary drilling. Illustrations included.
Date: November 19, 1912
Creator: Sullivan, James C.
System: The Portal to Texas History