Inlet-Grate (open access)

Inlet-Grate

Patent for an improved inlet grate, which has a supporting frame. This inlet grate will not be displaced by traffic or other disturbances.
Date: November 30, 1920
Creator: Fairtrace, George D.
System: The Portal to Texas History
Wrench. (open access)

Wrench.

Patent for a wrench that has a fixed jaw and an adjustable slidable jaw.
Date: November 30, 1920
Creator: Fowles, Alfred T.
System: The Portal to Texas History
Hosiery Spat. (open access)

Hosiery Spat.

Patent for hosiery spat that provides feet and ankle "protection when fancy 'open work' or thin hosiery is worn." (lines 15-16) including illustrations.
Date: November 7, 1922
Creator: von S.S. Blum, Elisa
System: The Portal to Texas History
Power Generating Unit for Locomotive Headlights (open access)

Power Generating Unit for Locomotive Headlights

Patent for an invention that makes the manufacturing of headlights inexpensive, while also keeping the headlights durable and able to fit in a relatively small space.
Date: November 2, 1920
Creator: Lacey, Benjamin Burton
System: The Portal to Texas History
Needle for Hand-Embroidery and Similar Work. (open access)

Needle for Hand-Embroidery and Similar Work.

Patent for an embroidery needle that is inexpensive to manufacture and allows for rapid stitching.
Date: November 30, 1920
Creator: Pade, George V. & Neitzel, Conrad T.
System: The Portal to Texas History
Oiling System (open access)

Oiling System

Patent for an oiling system that efficiently transports oil to the surface to be lubricated, and then returned to the reservoir.
Date: November 2, 1920
Creator: Reaugh, Frank
System: The Portal to Texas History
Electric Hairbrush (open access)

Electric Hairbrush

Patent for an improved electric hairbrush having an insulated electrical heating element and separately charged electrically conductive metallic bristles. The hairbrush is designed to straighten hair and/or to electrically treat a user's hair and scalp with a low-voltage current. A device in the handle allows the user to regulate the heating of the element.
Date: November 28, 1922
Creator: Harvey, Birdie
System: The Portal to Texas History
Blow-Out Boot. (open access)

Blow-Out Boot.

Patent for a blow-out boot (as it pertains to tire repair). The defining feature of this invention is that the edges are flexible and overlapping, containing slots and loops that correspond to each other to facilitate the joining of the edges.
Date: November 8, 1921
Creator: Williams, George G.
System: The Portal to Texas History
Cycle-Car (open access)

Cycle-Car

Patent for a cycle car that can be steered and propelled by hands only and can be used with ordinary bicycles.
Date: November 29, 1921
Creator: Payne, Luther M.; Miller, Lee A. & Douglas, John J.
System: The Portal to Texas History
Dressing Block. (open access)

Dressing Block.

Patent for Dressing Block for well drilling tools. A further aim of this invention is to provide a means for adjusting the tool and the anvil so that tools of different lengths and different sizes, may be readily accommodated and properly dressed.
Date: November 8, 1921
Creator: Montgomery, Gustavus A.
System: The Portal to Texas History
Cotton-Cleaner and Boll-Breaker. (open access)

Cotton-Cleaner and Boll-Breaker.

Patent for cotton cleaning and boll-breaking apparatus that simplifies assembling, disassembling, and adjusting parts. The apparatus uses a suction that feeds the material into the rotating blades for cleaning. Special features include removable screen frames, refuse collecting pockets, and replaceable blades.
Date: November 15, 1921
Creator: Stacy, Grover C.
System: The Portal to Texas History
Butter-Cutter (open access)

Butter-Cutter

Patent for improved butter cutting machine to be used in professional kitchens.
Date: November 30, 1920
Creator: Palmer, William W.
System: The Portal to Texas History