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Utilization of Aluminum-Chlorid Residues. (open access)

Utilization of Aluminum-Chlorid Residues.

Patent for "new and useful Improvements in the Utilization of Aluminum Chlorid Residues" (lines 6-7) including instructions and illustrations.
Date: February 24, 1920
Creator: Abbott, Lyle Stockton
System: The Portal to Texas History
Trombone. (open access)

Trombone.

Patent, including illustration, for "a musical instrument slide and is more particularly designated as a bearing or stocking for a trombone or other similar instruments in which it is desirable to provide a smooth bearing for the slidable part of the instrument" (page 1, lines 9-13).
Date: February 17, 1920
Creator: Ackley, William D.
System: The Portal to Texas History
Railway Switch. (open access)

Railway Switch.

Patent for a railway switch to be operated by foot and without structural change to existing construction.
Date: February 28, 1922
Creator: Arteaga, Ignacio
System: The Portal to Texas History
Process for Hardening Copper. (open access)

Process for Hardening Copper.

Patent for a process of hardening copper to prevent bending and scaling of the metal. The process involves heating copper to a high temperature (1370 degrees Fahrenheit) and then subjecting it to continual pressure through hammering it until cold.
Date: February 24, 1920
Creator: Beckham, Dewitt T.
System: The Portal to Texas History
Bed Attachment (open access)

Bed Attachment

Patent for bed attachments that can be stored under the ordinary bed.
Date: February 15, 1921
Creator: Bedinger, Singleton B.
System: The Portal to Texas History
Boring-Tool for Oil-Wells and the Like. (open access)

Boring-Tool for Oil-Wells and the Like.

Patent for new and improved boring tools. The combined wheel bit and reamer is intended to simultaneously bore and ream.
Date: February 15, 1921
Creator: Belcher, Mark
System: The Portal to Texas History
Writing Pen. (open access)

Writing Pen.

Patent for a dip pen or nib pen, with innovations concentrating on the tip (nib). The tip is moderately sharp to glide over paper, bent for smooth writing and ink conservation, and stiff "to enable it to be used in making carbon copies" (lines 26-27).
Date: February 14, 1922
Creator: Block, Henry, 1875-1939
System: The Portal to Texas History
Internal Combustion Engine. (open access)

Internal Combustion Engine.

Patent for an internal combustion engine consisting of a valve and cynlinder. The engine is made to avoid dead air space commonly present in valve casings.
Date: February 15, 1921
Creator: Blumberg, Hamilton G.
System: The Portal to Texas History
Transmission-Gearing. (open access)

Transmission-Gearing.

Patent for an improved gear set adapted for transmitting power to the main driving wheels of farm tractors, the gear set embodying simple and efficient means of effecting a reversal of travel without any chance of gear stripping, as well as the whole transmission gearing encompassing less space.
Date: February 15, 1921
Creator: Blumberg, Hamilton G.
System: The Portal to Texas History
Apparatus For Forcing Fluid From Wells. (open access)

Apparatus For Forcing Fluid From Wells.

Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date: February 22, 1921
Creator: Bodungen, Charles G.
System: The Portal to Texas History
Article Holder or Stand. (open access)

Article Holder or Stand.

Patent for a device that conveniently and readily supports books, photographs, picture cards, and other similar articles. The new design is formed from a single strand of wire, and is specifically adapted for holding books in an open position and allowing the pages to be turned as needed.
Date: February 28, 1922
Creator: Boyette, Oren K.
System: The Portal to Texas History
Well-Drilling Rig. (open access)

Well-Drilling Rig.

Patent, including illustrations, for "an improved well drilling rig or apparatus" which provides "a simple, efficient, and practical machine of this kind including revoluble means having a device operatively connected to a walking beam (from which a drilling tool is suspended), so that upon every complete revolution of the revoluble means, the drilling tool or bit will be given two direct drops, each alternating with the lifting movement of the drill bit" (page 1, lines 11-21).
Date: February 3, 1920
Creator: Bradford, Robert M.
System: The Portal to Texas History
Well-Drilling Machine. (open access)

Well-Drilling Machine.

Patent for an oil well drilling machine, designed to be easy to use and inexpensive to construct.
Date: February 22, 1921
Creator: Bradshaw, Albert Cidney
System: The Portal to Texas History
Thread-Cutter. (open access)

Thread-Cutter.

Patent for "a simple and efficient thread or twine cutter which may be conveniently worn in the manner of a finger ring when in use, or may be applied or attached to the usual type of thimble for use." (lines 13-17) This invention can "be inexpensively stamped from sheet metal." (lines 21-22)
Date: February 3, 1920
Creator: Cade, King C.
System: The Portal to Texas History
Aeroplane. (open access)

Aeroplane.

Patent for a new and useful airplane that provides the ability of the aircraft to take off from the ground at an abrupt angle. The aircraft has a supplemental propeller and jointed body to direct the machine upward in an abrupt ascent, making it especially useful in wooded areas or where obstructions prevent normal take-off.
Date: February 3, 1920
Creator: Cartwright, Andrew
System: The Portal to Texas History
Anti-Agitating Device. (open access)

Anti-Agitating Device.

Patent for anti-agitating device, including two figures describing said device, with illustrations. Author describes improvements for liquid dispensers on previous anti-agitating devices by altering the cylinder duties during its performance.
Date: February 3, 1920
Creator: Catron, John J.
System: The Portal to Texas History
Recording Apparatus (open access)

Recording Apparatus

Patent for "Improvements in Recording Apparatus" including illustrations.
Date: February 3, 1920
Creator: Catron, John J.
System: The Portal to Texas History
Staple-Setting Device. (open access)

Staple-Setting Device.

Patent for a staple setting device. This invention sets staples in blind slats and sticks with a special reference to assist with the setting of staples for the purposes of both construction and repair.
Date: February 21, 1922
Creator: Chamberlain, Kit Carson
System: The Portal to Texas History
Tractor Turning Mechanism. (open access)

Tractor Turning Mechanism.

Patent for a tractor turning mechanism that will allow tractors to turn at any angle up to a right angle by locking one of the driving ground wheels into a pivot point for the other wheels of the tractor.
Date: February 17, 1920
Creator: Chenoweth, William B.
System: The Portal to Texas History
Drill Bit (open access)

Drill Bit

Patent for improvements in drill bits, particularly in the application used in drilling in soft formations, such as clay, gumbo, or similar material. The purpose of the invention is to provide a way to prevent the sticking of material to the drill and drill collar while the drilling operation is being performed.
Date: February 14, 1922
Creator: Childs, William L.
System: The Portal to Texas History
Well-Drilling Device. (open access)

Well-Drilling Device.

Patent for adding a drilling stem to a well-drilling device, with illustration. This invention will improve operation of devices.
Date: February 10, 1920
Creator: Church, Walter Lee
System: The Portal to Texas History
Surface-Treating Machine (open access)

Surface-Treating Machine

Patent for useful improvements to surface-treating machines with a "rapidly moving surface treating member," (lines 12-13) including illustrations.
Date: February 7, 1920
Creator: Clarke, Alex A.
System: The Portal to Texas History
Drill Bit (open access)

Drill Bit

Patent for a drill bit that can pass through the drill stem, making the process of drilling faster and easier.
Date: February 24, 1920
Creator: Clements, Frank L., Jr.
System: The Portal to Texas History
Automobile-Rack. (open access)

Automobile-Rack.

Patent for improved automobile racks that are elevated to accomplish the following tasks: removing paint from the automobile, and make the automobile more accessible during construction.
Date: February 10, 1920
Creator: Cleveland, David P.
System: The Portal to Texas History