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Wrench
Patent for tools used for construction, plumbing, machinery, home renovations, and many more.
Date:
February 27, 1923
Creator:
Edwards, Charles R.
System:
The Portal to Texas History
Car Door
Patent is for car door and support. It goes on to explain that the car door and support were created to serve as a means of forming an efficient rain-proof closure when the door is moved into closed position. Another object is to provide sufficient means for slide-able support for the door and locking mechanisms.
Date:
March 27, 1915
Creator:
Minton, S. F. & McClellen, R. E.
System:
The Portal to Texas History
Bottle-Holder.
Patent for an ink bottle holder that allows for sturdy tilting and prevents ink from spilling.
Date:
April 27, 1920
Creator:
Smith, Edwin Ruthven
System:
The Portal to Texas History
Chuck.
Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date:
December 27, 1921
Creator:
Castanie, William
System:
The Portal to Texas History
Apparatus for Separating Liquids in Emulsion.
Patent for improved apparatus for separating liquids in emulsion (relates to improved apparatus for separating one liquid from another) when found in emulsion and has especial reference to means for rapidly and effectually dehydrating petroleum oil emulsion.
Date:
May 27, 1919
Creator:
McKibben, Charles W.
System:
The Portal to Texas History
Apparatus for Projecting Motion-Pictures.
Patent for an improvement to motion picture projectors that lowers the operating speed, thus reducing the amount of film needed for movies, and eliminates flickers in the projection. This patent includes instructions and illustrations.
Date:
November 27, 1917
Creator:
Craig, Richard M.
System:
The Portal to Texas History
Automobile-Elevator.
Patent for an automobile elevator for use in garages, which operates using the car's own movement.
Date:
November 27, 1917
Creator:
Wright, Virgil Tilden
System:
The Portal to Texas History
Composition for Sealing Tire-Punctures and the Like.
Patent for sealing tire punctures consisting of the extract obtained from boiling guayule and candelilla plants in water to which is added asbestos and fullers' earth.
Date:
November 27, 1917
Creator:
Garza, Ricardo
System:
The Portal to Texas History
Chain-Tightening Tool
Patent for a tool for tightening automobile wheel chains that is "simple in construction and may be manufactured at a comparatively low cost" (lines 14-16).
Date:
August 27, 1918
Creator:
Ruthven, George W.
System:
The Portal to Texas History
Automobile Signal
Patent for a signal of the nature indicated including a signal arm controlled in novel manner and movable from one position to another, the signal arm being inoperative in one position, and when moved to the other position being visible to other vehicles and pedestrians both in front and in rear, to warn them of the intention of the operator driver to turn.
Date:
November 27, 1917
Creator:
Deats, O.G.
System:
The Portal to Texas History
Process of Saturating Oils
Patent for the process of saturating oils. This is a continuation of the treating and improving petroleum hydrocarbons application serial number 792615 filed 1913-09-30.
Date:
August 27, 1918
Creator:
Almer McDuffie
System:
The Portal to Texas History
Checking Attachment for Planters
Patent for a checking attachment for planters that is "easily adjusted to drop seed at various distances" (lines 16-17).
Date:
May 27, 1919
Creator:
Sprowl, Wiliam L.
System:
The Portal to Texas History
Clothes Pin
Patent for an improved clothes pin to provide a simple, efficient, and practical device.
Date:
August 27, 1918
Creator:
Newsom, John Wesley
System:
The Portal to Texas History
Comfort and the Like.
Patent for a loosely woven material that covers household furnishings so it can be easily cleaned and then reattached.
Date:
July 27, 1920
Creator:
McNatt, Lucie R.
System:
The Portal to Texas History
Valve Control for Radiator Drain-Cocks.
Patent for "controlling devices for operating the valves of radiator drain cocks and for cleaning the drain cock pipe, and the object is to provide a convenient device by which the drain cock valve can be easily and quickly closed or opened and by which the drain pipe can be cleaned and kept cleaned." (lines 10-16)
Date:
July 27, 1920
Creator:
Brandt, Herman
System:
The Portal to Texas History
Liquid-Fuel Burner.
Patent for improvements in liquid fuel burners that can handle intense heat and can be mass-produced.
Date:
September 27, 1921
Creator:
Hosek, Charles
System:
The Portal to Texas History
Lock.
Patent for "locking the control pedals of a motor vehicle from movement in either direction, the said lock being arranged between the pedals and arranged to simultaneously engage and lock both" (lines 9-14).
Date:
February 27, 1919
Creator:
Cameron, Robert G.
System:
The Portal to Texas History
Weeding-Plow.
Patent for a weeding plow designed to remove weds and mellow the ground to assist with growing corn and cotton. It includes instructions and illustrations.
Date:
November 27, 1917
Creator:
Prohaska, Melichar
System:
The Portal to Texas History
Wood Rod Elevator
Patent for an improvement to rod lifters that prevents the rotation of the rods as well as locking jaws into their gripper positions. The locking and gripping is made more efficient and can release rods quickly.
Date:
July 27, 1920
Creator:
Davis, George F.
System:
The Portal to Texas History
Wire-Spacing Attachment for Baling-Presses
Patent for a hay baling press attachment, which automatically spaces the wires and prevents them from becoming tangled between bales.
Date:
August 27, 1918
Creator:
Grant, William A.
System:
The Portal to Texas History
Wire-Straightening Tool.
Patent for a wire straightening tool, with illustrations, that relies on a series of levers and cams to apply pressure to the wire as it is pulled through. The patent notes that "the wires can be straightened quickly and with facility, thereby permitting the using of all twisted and bent wire which has heretofore gone to waste and resulting in considerable saving of metal" (page 2, lines 14-18).
Date:
January 27, 1920
Creator:
Cervenka, Frank L.
System:
The Portal to Texas History
Trap.
Patent for a small animal trap that prevents injury to the animal. When the animals step on the pedal inside the enclosure, a door is automatically dropped. The animal is trapped inside the enclosure.
Date:
June 27, 1922
Creator:
Dinkins, Earl T.
System:
The Portal to Texas History
Well Cable-Pump
Patent for an improved pump that can be used in connection with deep wells and provides improved construction that alleviates the necessity of having a long line of extra pipe and the troubling pump rod.
Date:
July 27, 1920
Creator:
Fender, Joe N.
System:
The Portal to Texas History
Trailing Device for Tractors and the Like
Patent for a device built to connect behind tractors and other farming vehicles. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date:
November 27, 1917
Creator:
Fiegelson, Alexander
System:
The Portal to Texas History