Resource Type

Combined Kitchen-Cabinet and Refrigerator (open access)

Combined Kitchen-Cabinet and Refrigerator

Patent for the combination design of kitchen cabinets that include a refrigerator component.
Date: March 4, 1919
Creator: Polk, Thomas J.
System: The Portal to Texas History
Combined Gun and Knife. (open access)

Combined Gun and Knife.

Patent for a firearm that has a permanently-attached retractable bayonet.
Date: January 7, 1919
Creator: Tomanek, Josef
System: The Portal to Texas History
Combination Lock and Jack. (open access)

Combination Lock and Jack.

Patent for a combination lock and jack to prevent automobile theft. The jack locks the operating levers of an automobile to prevent them from moving, and the lock prevents its removal. The jack can also be detached and collapse for easy storage.
Date: May 5, 1919
Creator: Brittain, William Franklin
System: The Portal to Texas History
Combination Well-Packer and Setting-Tool. (open access)

Combination Well-Packer and Setting-Tool.

Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
System: The Portal to Texas History
Combined Desk and Map-Cabinet. (open access)

Combined Desk and Map-Cabinet.

Patent for a convertible writing desk that doubles as a cabinet for storing and displaying maps. Intended to allow multiple scrolled maps to be stored inside and easily displayed and retracted in classroom settings.
Date: July 16, 1918
Creator: Fanning, Samuel H.
System: The Portal to Texas History
Cooking-Stove (open access)

Cooking-Stove

Patent for a stove "with an oven, and a combustion chamber, so arranged . . . that the heat will completely surround said oven, said stove being equipped with a novel form of oil burner which is contained in the combustion chamber and adapted to utilize oil as a fuel" (lines 14-19).
Date: March 18, 1919
Creator: Cook, Charles F.
System: The Portal to Texas History
Combination Countersink and Bit-Gage. (open access)

Combination Countersink and Bit-Gage.

Patent for a tool to be used with a drill or bit that allows the user to simultaneously drill and form a countersink. It also has a bit gauge that allows it to be used for drills of varying sizes.
Date: March 23, 1920
Creator: Storey, Henry L.
System: The Portal to Texas History
Combination Motion-Picture and Sound-Reproducing Mechanism. (open access)

Combination Motion-Picture and Sound-Reproducing Mechanism.

Patent for a connecting mechanism between the motion picture and sound reproducing mechanisms. If the two get out of sync, there are manually operable means to halting one until the other has caught up.
Date: June 4, 1918
Creator: Kirkwood, Abraham L.
System: The Portal to Texas History
Clothes-Pin. (open access)

Clothes-Pin.

Patent for improvement on clothing pin by using a single wire.
Date: March 11, 1919
Creator: Neal, William C.
System: The Portal to Texas History
Combined Mail-Box and Door-Bell (open access)

Combined Mail-Box and Door-Bell

Patent for a combined mailbox and doorbell. The invention automatically sounds a bell when mail is placed inside that can be set up directly on the house or at a distance. The invention also serves to protect the mail from rain and mail thieves.
Date: July 9, 1918
Creator: McDonald, James A.
System: The Portal to Texas History
Combine Dimmer and Adjuster for Headlights (open access)

Combine Dimmer and Adjuster for Headlights

This patent is for the improvement of illumination and more particularly relates to a combined dimmer and adjuster for headlights. The primary aim is for the improvement of dimmers on the lamps of a motor vehicle so that the dimmers might be adjusted together with respect to the lamps so that various positions of vertical and horizontal adjustment are possible and if necessary, the removal of the cover of the lamps.
Date: April 9, 1918
Creator: Averitt, Robert W.
System: The Portal to Texas History
A Device for Transformation of Nuclear Energy into Another Form of Energy (open access)

A Device for Transformation of Nuclear Energy into Another Form of Energy

The present invention is based on the following discovery's : fast and thermal neutrons, absorbed by uranium, cause a breaking of an uranium moleus into large pieces.
Date: October 2, 1944
Creator: National Center for Scientific Research, Paris
System: The UNT Digital Library
Manufacture of Bricks (open access)

Manufacture of Bricks

Patent for an improvement in the manufacturing of bricks, using the waste products of a coal burning furnace and other cheap ingredients.
Date: December 22, 1922
Creator: North, Clarance Lupfer
System: The Portal to Texas History
Wrench (open access)

Wrench

Patent for tools used for construction, plumbing, machinery, home renovations, and many more.
Date: February 27, 1923
Creator: Edwards, Charles R.
System: The Portal to Texas History
Sheet-Placing Machine. (open access)

Sheet-Placing Machine.

Patent for improvements in sheet-placing machines for pushing and pulling devices to their correct orientation of oil tanks (lines 10-13) roof construction without the possibility of injury to mechanics.
Date: March 13, 1923
Creator: Brock, Verita Belle
System: The Portal to Texas History
Slime-Pulp Thickener. (open access)

Slime-Pulp Thickener.

Patent for a machine used in the wet milling process. It allows proportionate distribution of liquids to aide during the thickening process.
Date: April 17, 1923
Creator: Allen, Charles
System: The Portal to Texas History
Car Coupler. (open access)

Car Coupler.

Patent for car coupler heads. This object has coupler heads that, when set in position, automatically lock.
Date: September 11, 1923
Creator: Tucker, Roger V.
System: The Portal to Texas History
Salad Dressing (open access)

Salad Dressing

Patent for improving salad dressing. This salad dressing has high quality ingredients to go with any salad.
Date: November 20, 1923
Creator: Scholl, William H. & Scholl, Barney
System: The Portal to Texas History