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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
Bottle-Closure (open access)

Bottle-Closure

Patent for a bottle cap for milk bottles and similar types of glass bottles. This is designed to be easily removed, keep the mouth of the bottle clean, and can be cleansed, sterilized, and reused.
Date: December 10, 1918
Creator: Williams, Lee
System: The Portal to Texas History
Combination Swing and Couch. (open access)

Combination Swing and Couch.

Patent for a piece of swinging furniture for infants and small children which can be converted between a seat and a couch. This device is designed to be collapsed and folded for easy storage, as well as to be cheap and easy to manufacture. Illustrations included.
Date: February 10, 1920
Creator: McDevitt, Leslie I.
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
Apparatus for Separating and Cleaning Hulls and Trash from Seed Cotton. (open access)

Apparatus for Separating and Cleaning Hulls and Trash from Seed Cotton.

Patent for a machine for separating and cleaning hulls and trash from seed cotton. It is intended to be used in conjunction with a boll threshing machine.
Date: December 10, 1918
Creator: Cass, Thomas M.
System: The Portal to Texas History
Apparatus for Forming Gun Barrels. (open access)

Apparatus for Forming Gun Barrels.

Patent for an apparatus for forming gun barrels that twists a sheet of metal into a tube for the gun barrel at a slight angle, while slightly flattening the tube into an oval shape. This method is supposed to create ribs within the gun barrel.
Date: September 10, 1917
Creator: Cole, William F.
System: The Portal to Texas History
Adjustable Flat Die. (open access)

Adjustable Flat Die.

Patent for improved adjustable flat dies which provide different sizes of cutting dies to the cutting device.
Date: May 10, 1921
Creator: Wright, John G.
System: The Portal to Texas History
Air-Storage-Tank Liquid-Dispensing Device. (open access)

Air-Storage-Tank Liquid-Dispensing Device.

Patent for an air storage tank liquid dispending device which is convenient and economically better to pull liquid from wells, buried tanks, etc.
Date: May 10, 1921
Creator: Posa, Emit M.
System: The Portal to Texas History
Automatic Train-Stopping Mechanism. (open access)

Automatic Train-Stopping Mechanism.

Patent for an affordable and easily operable mechanical train stopper designed to be installed directly on a locomotive.
Date: August 10, 1920
Creator: Evans, Alva A.
System: The Portal to Texas History
Can Opener (open access)

Can Opener

Patent for a can opener specifically shoe polish boxes. It is used as an opener that will not require the use of rivets, openings in the material, or any other means whereby air may enter the can.
Date: May 10, 1921
Creator: Searcy, Peter B.
System: The Portal to Texas History
Battery. (open access)

Battery.

Patent for an improvement to batteries, particularly pertaining to their electrochemical components, including an illustration and instructions.
Date: June 10, 1919
Creator: Crowley, Richard Joseph
System: The Portal to Texas History
Apparatus for Watering Plants (open access)

Apparatus for Watering Plants

Patent for improvements in plant-watering apparatuses by inventor Elton F. Reid.
Date: September 10, 1918
Creator: Reid, Elton F.
System: The Portal to Texas History
Book with Removable Cover (open access)

Book with Removable Cover

Patent for a removable cover for a pass book (a book where a customer's bank deposit account is kept). When a customer's pass book is filled the cover can be removed and refilled with a new pass book.
Date: September 10, 1918
Creator: Malsch, Herman C.
System: The Portal to Texas History
Attachment for Internal-Combustion-Engine Carbureters. (open access)

Attachment for Internal-Combustion-Engine Carbureters.

Patent for Improvements in Attachments for Internal-Combustion-Engine Carbureters. The "explosive mixture entering the cylinders of the engine may be improved and in this way increase the efficiency of the engine" (lines 12-15).
Date: September 10, 1918
Creator: Atkinson, John P.
System: The Portal to Texas History
Casing Head (open access)

Casing Head

Patent for a Case-Head. This case-head is used in oil wells. Its purpose is to ensure a tight seal around a pipe so that gas can flow properly through the tube.
Date: August 10, 1918
Creator: Kinzbach, Frank
System: The Portal to Texas History
Collapsible Foot Rest. (open access)

Collapsible Foot Rest.

Patent for a collapsible foot rest used for shoe shining stands. The invention is meant to simplify and improve the process of one stepping off or on a foot-rest to prevent injury or accident.
Date: December 10, 1918
Creator: Le Laurin, Eugene M.
System: The Portal to Texas History
COUPLING PATENT (open access)

COUPLING PATENT

This patent is for a new coupling system to connect hollow pipes. It is specifically designed to address issues of vibration, which cause the coupling pin to become damaged.
Date: July 10, 1919
Creator: Hiegel, Joseph L.
System: The Portal to Texas History
Comb. (open access)

Comb.

Patent for an electronic heating comb providing an electric heating element.
Date: November 10, 1920
Creator: Caneavri, Joseph Ping.
System: The Portal to Texas History
Ink-Bottle (open access)

Ink-Bottle

Patent for an ink bottle with screw threads allowing it to be screwed and unscrewed into a holder or desk; ink bottle can also be removed for cleaning or filling.
Date: May 10, 1921
Creator: Kayser, Mary Louise
System: The Portal to Texas History
Dynamo-Electric Machine (open access)

Dynamo-Electric Machine

Patent for a new and useful improvement in a dynamo-electric machine to provide a rotor in which certain coils of the winding are automatically cut out and utilized as open coils to prevent the turns in those coils from having a demagnetizing action. Another objective is to provide a rotor whose core consists of non-magnetic material to refuce the inductance and self-induction of the winding and the sparking at the commutator due to the shifting of the magnetic field and the neutral or point of commutation.
Date: January 10, 1922
Creator: Kuhn, Preston Holmes
System: The Portal to Texas History
Clutch and Transmission Mechanism (open access)

Clutch and Transmission Mechanism

Patent for a new and useful improvements in a clutch and transmission mechanism specially applicable to motor vehicles. It has been designed for the purpose of operating the clutch and transmission for effecting changes of speed in which the speed desired can be selected in advance and then obtained by an automatic shifting of the transmission gears, when the clutch is disengaged through the operation of the clutch controlling lever.
Date: May 10, 1921
Creator: Mottier, Walter F.
System: The Portal to Texas History
Flour-Milling Machinery. (open access)

Flour-Milling Machinery.

Patent for flour milling machinery with reduced costs of equipment and operation, less required space, and improved quality and quantity of flour.
Date: May 10, 1921
Creator: Smith, George T.
System: The Portal to Texas History
Roller-Bearing Swivel Wrench Plate. (open access)

Roller-Bearing Swivel Wrench Plate.

Patent for improvements on Roller-Bearing Swivel Wrench Plates, including illustrations. The goal of this invention is to make the plates more efficient "for use with any suitable fishing tool, or bit for use in oil fields or water well drilling" (lines 12-14).
Date: January 10, 1922
Creator: Harralson, Charles L.
System: The Portal to Texas History
Patent for Extracting Liquid from Pulpous Material Machine (open access)

Patent for Extracting Liquid from Pulpous Material Machine

Patent for Extracting Liquid from Pulpous Material Machine that extracts oils and liquids from the remaining pulpous material from the process of grinding and cooking cotton. The main goal of this machine is to extract oil from cotton seed meal.
Date: February 10, 1920
Creator: Kinney, William L. & Cagle, Wiiliam E.
System: The Portal to Texas History