Combined Adding and Listing Machine. (open access)

Combined Adding and Listing Machine.

Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provide stop mechanism to permit the carryovers of the accumulator...;to provide novel means for restoring the sectors to normal; to provide improved means for holding the accumulator in operative or inoperative position...; to provide novel means for connecting the accumulator sectors with the type sectors; 5o provide novel means for connecting the accumulator sectors with the type sectors; to provide novel means for actuating the hammer and paper feed mechanism; to provide improved general-error key mechanism; to provide an improved construction and operation of key-bar and sector-control bar; to permit of the operation of elimination" (lines 15-46).
Date: April 20, 1920
Creator: McCaleb, Walter F.
System: The Portal to Texas History
Adjustable Footrest. (open access)

Adjustable Footrest.

Patent for an improved, adjustable foot rest that allows for more adjustments and range of motion "to any desired position for the comfort of the user" (lines 13-14), and is secured to the floor.
Date: April 20, 1920
Creator: Kingsford, Walter E.
System: The Portal to Texas History
Book-Holding Device (open access)

Book-Holding Device

Patent for a book-holding device that will keep books open by holding back turned pages, with illustrations.
Date: April 20, 1920
Creator: Barry, David Redmond
System: The Portal to Texas History
Automobile-Windlass (open access)

Automobile-Windlass

Patent for improved windlass for an automobile that attaches to both rear wheels to prevent idling
Date: April 20, 1920
Creator: Davis, Marion A.
System: The Portal to Texas History
Price-Tag. (open access)

Price-Tag.

Patent for an improved price tag that includes not only the price information, but also "at a glance a stock record and a cost record and provides space for making notations and writing other information" (lines 13-16) for the use of a store clerk's reference.
Date: April 20, 1920
Creator: Bedinger, Singleton B.
System: The Portal to Texas History
Spear (open access)

Spear

Patent for a spear that is used to help withdraw or remove pipes that may get stuck in wellbores.
Date: April 20, 1920
Creator: Gray, Ellsworth
System: The Portal to Texas History
Mail-Transferring Apparatus. (open access)

Mail-Transferring Apparatus.

Patent for a mail transferring apparatus designed to transfer mail bags from a station to a moving mail car with minimal injury to the mail bag or the receiving employees.
Date: April 20, 1920
Creator: Bashell, Edward Allen & Smart, W. L.
System: The Portal to Texas History
Man's Garment (open access)

Man's Garment

Patent for improvements in men's garments allowing for a reversible garment wherein the stitches appear the same regardless of which side is out.
Date: April 20, 1920
Creator: Góngora, Tomás
System: The Portal to Texas History
Plunger For Deep-Well Pumps (open access)

Plunger For Deep-Well Pumps

Patent for improved deep well pumps with plungers used to reduce wear and lower the amount of repairs needed
Date: April 20, 1920
Creator: Coulson, William J.
System: The Portal to Texas History
Shock-Absorber and Axle-Reinforcement. (open access)

Shock-Absorber and Axle-Reinforcement.

Patent for a shock absorber and axle reinforcer designed to protect the axle and spring in motor vehicles with a front transverse spring while driving over rough road.
Date: April 20, 1920
Creator: Teller, John D.
System: The Portal to Texas History
Percolator. (open access)

Percolator.

Patent for a percolator for coffee or tea that is "reliable and efficient in its operation, readily and easily adjusted to fit the various sizes of pots and also inexpensive in manufacture." (lines 44-47)
Date: April 20, 1920
Creator: Rose, Isabell M.
System: The Portal to Texas History
Device for Teaching Music (open access)

Device for Teaching Music

Patent for a music education device aimed toward children and basic music building blocks. It is designed to teach the positions of piano keyboard notes through the use of differently dressed and named puppets. These puppets can be adjusted to also introduce basic musical concepts like rests, rhythm, and time.
Date: April 20, 1920
Creator: Maxwell, Annie L.
System: The Portal to Texas History
Automatic Train-Stop. (open access)

Automatic Train-Stop.

Patent for a more efficient automatic train stop with a mechanism that uses a connection with the block system used on railways to stop a train when it runs into "the tracks of the danger zone or upon the tracks of the block where the train should be stopped." (lines 16-18)
Date: April 20, 1915
Creator: Gramm, John A.
System: The Portal to Texas History
Boltless Rail-Joint. (open access)

Boltless Rail-Joint.

Patent for improvements in connecting rails without the use of bolts and nuts but instead using two fish-plates.
Date: April 20, 1915
Creator: Richardson, Charles I. & Hall, William D.
System: The Portal to Texas History
Collapsible Box. (open access)

Collapsible Box.

Patent for collapsible box which uses hinges to strengthen the box and to allow the box to be collapsed easily for easy storage.
Date: April 20, 1915
Creator: Smith, James A.
System: The Portal to Texas History
Jaws for Animal Traps (open access)

Jaws for Animal Traps

Patent for an animal trap that traps animals by the leg and prevents the animal from reaching its leg after being caught.
Date: April 20, 1915
Creator: King, Wylie D.
System: The Portal to Texas History
Weight-Motor. (open access)

Weight-Motor.

Patent for a fan, which includes improvements in the arrangement of gears and the addition of a casing with a weighted motor.
Date: April 20, 1915
Creator: McQueen, Charley
System: The Portal to Texas History
Lubricating Device for Rotary Drills (open access)

Lubricating Device for Rotary Drills

Patent for improving the lubricating devices for rotary drills, especially the rotatble cutting devices attached to the head of the drill.
Date: April 20, 1915
Creator: Hughes, Howard Robard
System: The Portal to Texas History
Transposition Device for Electric Lines. (open access)

Transposition Device for Electric Lines.

Patent for improving efficiency in transposing electric lines. Improvements include providing devices "which cannot be destroyed by bullets or rocks and other destructive agencies", providing devices "which will maintain the lines parallel with each other", and providing devices "so that no special tools will be necessary for linemen... only a pair of pliers."
Date: April 20, 1915
Creator: Neel, Guy W.
System: The Portal to Texas History
Process of and Apparatus for Classifying Comminuted Material. (open access)

Process of and Apparatus for Classifying Comminuted Material.

Patent for improving the process of classifying materials in order to reduce rehandling and improve efficiency in sizing materials through the use of screens.
Date: April 20, 1915
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System: The Portal to Texas History
Smoker's Pipe. (open access)

Smoker's Pipe.

Patent for improvements in sanitation, or cleaning, of smoker's pipes. Pipe can be dissembled for cleaning and includes access to duct and stem with no loss of quality in airstream.
Date: April 20, 1915
Creator: Hopkins, George C.
System: The Portal to Texas History
Driving Gearing for Motor Vehicles (open access)

Driving Gearing for Motor Vehicles

Patent for a driving mechanism that allows all four wheels of a motor vehicle to be used for traction purposes.
Date: April 20, 1915
Creator: Twyford, Robert E.
System: The Portal to Texas History
Fence-Stay. (open access)

Fence-Stay.

Patent for fence stays which have "novel and improved means for effectively bracing and spacing the wires of a fence." The invention "will possess advantages in points of efficiency and durability, is inexpensive to manufacture, and at the same time, is simple in construction and operation."
Date: April 20, 1915
Creator: Benson, Autha C. & Benson, A. C.
System: The Portal to Texas History
Self-Filling Tire (open access)

Self-Filling Tire

Patent for a product that automatically inflates automobile tires with the motion and weight of the moving vehicle, with the help of a piston that is not driven by springs.
Date: April 20, 1915
Creator: Fernandez, Jose
System: The Portal to Texas History