Resource Type

Automatic lock. (open access)

Automatic lock.

Patent for a gate lock that automatically locks.
Date: March 24, 1924
Creator: Parker, Robert N.
System: The Portal to Texas History
Clip for Eyeglass Cases and The Like (open access)

Clip for Eyeglass Cases and The Like

Patent for a clip for eyeglass cases and the like. Meant to provide an inexpensive and simple clip to hold eyeglass cases in the pocket to prevent displacement.
Date: March 14, 1922
Creator: Evans, William B.
System: The Portal to Texas History
Combined Swingletree and Evener. (open access)

Combined Swingletree and Evener.

Patent, including illustrations, for improvements to combined swingletrees and eveners, tools used to equalize strain between a draft animal and vehicle, "which is easily and simply constructed, inexpensive to manufacture, and one which will be very efficient in operation" (lines 22-25).
Date: March 16, 1920
Creator: White, Floyd N.
System: The Portal to Texas History
Boll Weevil Catcher. (open access)

Boll Weevil Catcher.

Patent for an insect-catching device with collection receptacles that operates on skids for better maneuverability in fields.
Date: March 30, 1920
Creator: Stukes, John Marion
System: The Portal to Texas History
Automatic-Cut-Off (open access)

Automatic-Cut-Off

Patent for an automatic cut-off part for a steam inlet pipe.
Date: March 1, 1921
Creator: La Bauve, William H.
System: The Portal to Texas History
Cleaning Device (open access)

Cleaning Device

Patent for a cleaning tool that attaches to the windshields of automobile windows to clean snow, rain, and dust. It is operated from the interior of the car and can be easily attached and removed. Includes illustrations.
Date: March 29, 1921
Creator: Rivers, Charles A. & Stuart, Francis B.
System: The Portal to Texas History
Bale-Tie Buckle (open access)

Bale-Tie Buckle

Patent for new and valuable improvements on bale-tie buckles for cotton bales. This relates to buckles securing ties on cotton bales and minimize injury to the persons handling the cotton.
Date: March 22, 1921
Creator: McFarland, Frank Hays
System: The Portal to Texas History
Air-Cushion Tire. (open access)

Air-Cushion Tire.

Patent for improvement to the air-cushion tire in terms of resilience, and an improved structure.
Date: March 16, 1920
Creator: Williams, Harry S.
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
Window-Sash Gearing and Lock (open access)

Window-Sash Gearing and Lock

Patent for a window sash mechanism that allows the upper and lower portions of a window to be adjusted and locked independently of each other.
Date: March 1, 1921
Creator: Peaden, William H.
System: The Portal to Texas History
Trowel. (open access)

Trowel.

Patent for "new and useful improvements in Trowels." (lines 8-9) including instructions and illustrations.
Date: March 2, 1920
Creator: Parker, Barton J.
System: The Portal to Texas History
Well-Drilling Device. (open access)

Well-Drilling Device.

Patent for well drilling device with new and useful improvements in well-drilling device for simultaneously drilling the main hole and an advance or "rat-tail" hole.
Date: March 1, 1921
Creator: Smith, Primus W. & Bookhout, John J.
System: The Portal to Texas History
Embroidery-Needle. (open access)

Embroidery-Needle.

Patent for an embroidery needle that is simplified version for easy use and avoid complications. The embroidery needle has a better grip for the user.
Date: March 15, 1921
Creator: Pade, George V. & Neitzel, Conrad T.
System: The Portal to Texas History
Record-Printing Device. (open access)

Record-Printing Device.

Patent for record printing device that is used on cars for mechanics to record the car number and other data. The printing device is more durable especially though rough weather and easy to use by the mechanic.
Date: March 22, 1921
Creator: Gray, Dexter B.
System: The Portal to Texas History
Lateral-Wear Reducer for Locomotives. (open access)

Lateral-Wear Reducer for Locomotives.

Patent for lateral wear reducer for locomotives that prevent or reduces wear on the train wheels.
Date: March 29, 1921
Creator: Paxton, Thomas
System: The Portal to Texas History
Boat. (open access)

Boat.

Patent for boat with improvements towards easy movements by using a propeller and rudder. The boat is designed with the user to use their feet to manually move the boat. The boat is designed for hunting or fishing while keeping the hands free.
Date: March 8, 1921
Creator: Greer, John C.
System: The Portal to Texas History
Vehicle-Body (open access)

Vehicle-Body

Patent for new and useful improvements in vehicle bodies - a vehicle for carrying groceries, vegetables, and other necessities, as a traveling store.
Date: March 29, 1921
Creator: Wieman, Herman A,
System: The Portal to Texas History
Wheel-Tread. (open access)

Wheel-Tread.

Patent for improvements on tractor wheel tread design, the structure of which was previously submitted by the inventor in 1918. This improved wheel tread makes the structure stronger and more compact.
Date: March 29, 1921
Creator: Ingram, Joseph D.
System: The Portal to Texas History
Tractor (open access)

Tractor

Patent for an improved tractor where the "propelling force is delivered through traction blocks...(lines 11-12)."
Date: March 22, 1921
Creator: Aerl, Van Vivian
System: The Portal to Texas History
Tractor. (open access)

Tractor.

Patent for improvements to the tractor with adjustable framework for the wheels (narrower or wider).
Date: March 23, 1920
Creator: Weaver, William S.
System: The Portal to Texas History
Hulling-Machine (open access)

Hulling-Machine

Patent for hulling nuts of all sizes including peanuts. A hopper feeds the nuts in to rollers and the shells fall out the bottom while the nuts go down a chute to be collected.
Date: March 30, 1920
Creator: Sparks, James N.
System: The Portal to Texas History
Hydraulic Swivel (open access)

Hydraulic Swivel

Patent for a new and useful improvement in hydraulic swivels by simplifying the structure and making the device more efficient and reliable.
Date: March 7, 1922
Creator: Black, Lee J.
System: The Portal to Texas History
Hydraulic Classifier. (open access)

Hydraulic Classifier.

Patent for hydraulic classifier for the treatment of ore. The invention subjects settling solid particles to a secondary classification and prevent the contamination of the settling solids before they are discharged.
Date: March 21, 1922
Creator: Allen, Charles
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