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Harrow (open access)

Harrow

Patent for new and useful improvements in Harrows or cultivators that can be set to any height and any degree.
Date: August 9, 1921
Creator: McConal, Wiliam
System: The Portal to Texas History
Internal Combustion Engine (open access)

Internal Combustion Engine

Patent for a improved Internal Combustion Engine. The improvement is the construction of the ignition of the internal combustion engine where the fuel in the compression chamber is ignited explosion of a different fuel of a more highly explosive nature.
Date: August 9, 1921
Creator: Simpson, Joseph Ryan.
System: The Portal to Texas History
Printing-Case (open access)

Printing-Case

Patent for a printing case which can hold a camera and other appliances for printing photographs. This printing case can also be compactly folded for easy carry and transportation.
Date: August 9, 1921
Creator: Kelly, Leo A.
System: The Portal to Texas History
Rotary Well-Drilling Machine (open access)

Rotary Well-Drilling Machine

Patent for a rotary well-drilling machine that makes use of an "independently rotatable section" to aid in the screwing and unscrewing of pipe sections.
Date: August 9, 1921
Creator: Taylor, William Henry
System: The Portal to Texas History
Wire-Stretcher (open access)

Wire-Stretcher

Patent for a lever to use for maintenance and repairs. The lever can be used to fix wired fences and has interchangeable features.
Date: August 9, 1921
Creator: Frank, Fred
System: The Portal to Texas History
Automatically-Operated Gate and Door (open access)

Automatically-Operated Gate and Door

Patent for improvements on automatically opened doors and gates for vehicular passing. The improvements will allow the automatic opening of gates and doors without human attention or interference.
Date: April 9, 1921
Creator: Brown, George W.
System: The Portal to Texas History
Curtain for Vehicles. (open access)

Curtain for Vehicles.

Patent for side roll curtains on foldable automobile tops. The invention's aim is to fit multiple sizes of vehicle tops and be able to be raised and lowered easily without interfering with the the vehicle top's folding function.
Date: November 9, 1920
Creator: Schwarz, Henry W.
System: The Portal to Texas History
Funnel (open access)

Funnel

Patent for a funnel for heavy, slow running liquids, that will prevent any spilling when turned sideways.
Date: November 9, 1920
Creator: Isaac J. Kominsky
System: The Portal to Texas History
Hay-Press. (open access)

Hay-Press.

Patent for the improvement of hay presses used for forming tightly-compressed hay bales. Improvements include the provision of, "a hand or power operated hay press which may be operated to cause a great pressure to be exerted on the hay or other material being pressed, with a minimum exertion on power means" (lines 12-16). The invention of simple and durable construction with minimal parts reducing need for repair.
Date: November 9, 1920
Creator: Powell, Walter E. & Powell, Rosa E.
System: The Portal to Texas History
Means for Automatically Inflating Pneumatic Tires. (open access)

Means for Automatically Inflating Pneumatic Tires.

Patent for an automatically inflating tire which allows the tires to be inflated evenly at all times. "Should the air escape from the tire due to a puncture or leak the rim will be prevented from injuring the tire casing, as said casing will be prevented from becoming deflated" (lines 17-21). Motorists will no longer need to drive on flat tires waiting for repairs.
Date: November 9, 1920
Creator: Cooper, Jowel Cecil
System: The Portal to Texas History
Peanut-Harvester (open access)

Peanut-Harvester

Patent for a peanut-harvester, which consists of a frame with forward and rear axles, wheels attached to the rear axles, and forward-projecting arms fastened to a platform. The platform and wheels are adjustable and can be raised and lowered. Patent includes illustrations.
Date: November 9, 1920
Creator: Goodrum, Thomas J.
System: The Portal to Texas History
Derrick. (open access)

Derrick.

Patent for improvements to derricks for oil wells.
Date: June 9, 1920
Creator: Babek, Frank
System: The Portal to Texas History
CANAL-GATE. (open access)

CANAL-GATE.

Patent for an improvement to canal-gates that is "a simple and comparatively inexpensive contrivance for receiving a handle of the shank of a handle which is attached to the lock or gate" (lines 18-22) including an illustration.
Date: March 9, 1920
Creator: Perry, Charles Franklin
System: The Portal to Texas History
Furnace. (open access)

Furnace.

Patent for a furnace capable of burning rice hulls, sawdust, chaff, and more "in connection with the boiler for generating steam and which will entirely consume such products without contaminating the surrounding air with the ashes given off" (lines 31-34).
Date: March 9, 1920
Creator: Ewing, William E.
System: The Portal to Texas History
Hat Shape Retainer and Loss Preventing Device. (open access)

Hat Shape Retainer and Loss Preventing Device.

Patent, with illustrations, for an apparatus attached to the sweat band of a hat with the purpose of hat loss prevention and maintaining the hat's shape.
Date: March 9, 1920
Creator: Huling, Clint Henry
System: The Portal to Texas History
Hot-Air Mixer (open access)

Hot-Air Mixer

Patent for a device that will create hot air to be delivered to the manifold of gas-powered engines in motor vehicles when the operator pushes a plunger that will open an intake valve.
Date: March 9, 1920
Creator: Ingraham, Jerome H.
System: The Portal to Texas History
Pipe-Tongs (open access)

Pipe-Tongs

Patent for an improvement on the existing design of pipe tongs, the improvement will allow for one individual to hold the tongs, adjust the size around the pipes, and screw or unscrew the pipe alone. Previous designs required two or three individuals.
Date: March 9, 1920
Creator: Hill, Richard Dennie
System: The Portal to Texas History
Wire-Forming Machine. (open access)

Wire-Forming Machine.

Patent for a wire forming machine that takes wire from an intake and automatically forms the wire into clothes pins. This machine also improves the wire feeding mechanism in older models of this type of machine, and it forms a ring that the pins can attach to for the purpose of suspending the pin from a clothes line.
Date: March 9, 1920
Creator: Werner, Henry E. & Mitchell, Jordan H.
System: The Portal to Texas History
Apparatus for Sulfur Mining (open access)

Apparatus for Sulfur Mining

Patent for "new and useful improvement" for sulfur mining by Mr. Robert Carmichael. This device has particular application for mining in subterranean environments, "by use of pumping a heated fluid down into contact with a sulfur strata" (lines 14-15).
Date: December 9, 1919
Creator: Carmichael, Robert E.
System: The Portal to Texas History
Bell-Holder (open access)

Bell-Holder

Patent for a bell holder that attaches to the neck of an animal, prevents loss of the bell, and is easy to use and cheap.
Date: December 9, 1919
Creator: Pappas, Peter G.
System: The Portal to Texas History
Bevel-Square (open access)

Bevel-Square

Patent for improvements in bevel squares used by carpenters, mechanics, and other similar work to represent the work of multiple bevels at once "to minimize and facilitate operations in fitting the parts of an objective structure together..." (Lines 19-21).
Date: December 9, 1919
Creator: Seay, Mathew E.
System: The Portal to Texas History
Device for Unscrewing and Withdrawing Pipe (open access)

Device for Unscrewing and Withdrawing Pipe

Patent for "an improvement in devices for unscrewing and withdrawing pipe or casing from wells, mines, etc. or for other similar uses" (lines 11-14) including instructions and illustrations.
Date: December 9, 1919
Creator: Fletcher, Harold W.
System: The Portal to Texas History
Faucet-Drain (open access)

Faucet-Drain

Patent for a faucet drain attachment that allows for the draining of pipes eliminating the need for opening of faucet. This invention helps to prevent damage to pipes.
Date: December 9, 1919
Creator: Eaton, Bruce E.
System: The Portal to Texas History
Galvanizing Process. (open access)

Galvanizing Process.

Patent for a galvanizing process which simplifies the galvanizing of small articles such as bolts, nails, or the like.
Date: December 9, 1919
Creator: Watrous, Edward L.
System: The Portal to Texas History