Resource Type
Degree Department
Country
States
Decade
Month
Day
Traffic Signal System
Patent for a Traffic Signal System for universal traffic management, i.e. automobiles, pedestrians, railway, street car, etc. The system has a warning signal to indicate danger and designate a safety zone. This system provides an audible as well as visual signal.
Date:
July 21, 1921
Creator:
Wetter, R.E.
System:
The Portal to Texas History
Attaching-Ring.
Patent for an attaching ring to connect a boiler to a water heater jacket that is described in pending application Serial No. 304,041.
Date:
June 21, 1921
Creator:
Fowles, Alfred T.
System:
The Portal to Texas History
Boring and Threading Tool.
Patent for an inexpensive, efficient boring and threading tool that "will enable a smooth and even surface to be produced with a minimum of skill on the part of the operator" (lines 18-21).
Date:
June 21, 1921
Creator:
Wells, Daniel Doolittle
System:
The Portal to Texas History
Bridge Construction.
Patent for '' bridge improvements, especially for placement over gutters, ditches, and alike ''
Date:
May 14, 1920
Creator:
McKenzie, Philip A.
System:
The Portal to Texas History
Collar-Button.
Patent for collar-buttons made of inexpensive, non-metallic material that when applied to bands of unusual commercial form, can adapt itself to the curvature of the band without obstructing the free adjustment of a tie in connection with the folded type of collar.
Date:
June 21, 1921
Creator:
Baldwin, Lawrence G.
System:
The Portal to Texas History
Collar Fastener or Clasp
Patent for a collar fastener "which will hold the flaps of a collar properly spaced from each other and insure a secure gripping of the flaps to avoid untidy appearance of the collar" (lines 14-17). Includes illustrations.
Date:
June 21, 1921
Creator:
Orson, Kelly N.
System:
The Portal to Texas History
Collar Fastener or Clasp
Patent for a fastener to hold the flaps of a collar securely.
Date:
June 21, 1921
Creator:
Kelly, Orson N.
System:
The Portal to Texas History
Collar Fastener or Clasp.
Patent for a collar fastener that will grip the flaps of a collar and maintain the curvature of the collar in a neat manner.
Date:
June 21, 1921
Creator:
Kelly, Orson N.
System:
The Portal to Texas History
Collar Fastener or Clasp.
Patent for a collar fastener that grips the opposite edges of a soft fabric collar in a neat and presentable manner.
Date:
June 21, 1921
Creator:
Kelly, Orson N.
System:
The Portal to Texas History
Combination-Tool.
Patent for a novel combination tool used to construct and maintain wire fencing, including design modifications that encompass the ability to stretch and tie wires without the need for an additional tool, including illustrations.
Date:
June 21, 1921
Creator:
Matsler, Columbus U.
System:
The Portal to Texas History
Confection.
Patent for confections with an edible packaging. These confections come in the form of a spherically shaped casing, simulating a baseball, which have been secured together and contain an edible filling.
Date:
June 21, 1921
Creator:
Cressey, John A.
System:
The Portal to Texas History
Cotton-Pest-Destroying Machine
Patent for a machine that destroys boll weevils and other agricultural pests. It distributes moisture and poisonous powder that adheres to plants.
Date:
June 21, 1921
Creator:
Saladiner, Joseph M.
System:
The Portal to Texas History
Flushing tank for siphon closets.
Patent for flushing tanks to connect to siphon closets that is improvement vacuum
Date:
January 22, 1919
Creator:
Sweeny, John S.
System:
The Portal to Texas History
Locking Device for Motor-Vehicles.
Patent for a simple, inexpensive locking mechanism that would prevent an automobile from being used in an unauthorized way, while still allowing the vehicle to be manually moved or towed if needed, including illustrations.
Date:
June 21, 1921
Creator:
Harris, Robert E.
System:
The Portal to Texas History
Locking Device for Motor-Vehicles.
Patent for locking devices for Ford automobiles and trucks, which have a particular steering and control mechanism. The purpose is to provide a locking device, particularly well adapted to Ford automobiles and trucks, to limit the movement of the steering wheel and prevent the movement of the throttle lever from a closed position.
Date:
June 21, 1921
Creator:
Harris, Robert E.
System:
The Portal to Texas History
Refrigerating Apparatus.
Patent for a refrigerating apparatus that is inexpensive and accessible to market owners, including illustrations.
Date:
June 21, 1921
Creator:
Moore, Harrison E.
System:
The Portal to Texas History
Safety-Lock For Doors and the Like.
Patent for improvements in door safety locks. Adding this simple and easy to manufacture lock allows a door to be locked from the inside, making the door inaccessible to anyone on the outside.
Date:
June 21, 1921
Creator:
Kless, Herman L.
System:
The Portal to Texas History
Sign.
Patent for signs, bulletin boards and other display apparatus; the purpose of this device is that display elements may be reversed from time to time to change announcement displayed.
Date:
June 21, 1921
Creator:
Nowlin, Aubrey C.
System:
The Portal to Texas History
Specification of Letters Patent.
Patent for improvements in the seals for well screens to provide a permanent joint or seal between the screen and the casing with out blocking passage.
Date:
June 21, 1921
Creator:
Thomson, Alexander
System:
The Portal to Texas History
Structural Unit.
Patent for a structural unit for use in construction. It repurposes crushed metal containers to create a core covered by an outer shell made of cement or similar material.
Date:
June 21, 1921
Creator:
Lambert, John Raymond
System:
The Portal to Texas History
Valve for Flushing-Tanks.
Patent for a flushing tank valve that reduces the time it takes to fill the tank with a higher accuracy for shut off levels.
Date:
June 21, 1921
Creator:
Sweeny, John S.
System:
The Portal to Texas History
Water-Heater.
Patent for a water heater with a two-part jacket that allows the circulation of heat and products of combustion to maximize its fuel efficiency.
Date:
June 21, 1921
Creator:
Fowles, Alfred T.
System:
The Portal to Texas History
Necktie-Holder
Patent for improvements to necktie-holders, particularly to prevent the neck-tie from sliding down toward the lower portion of the collar.
Date:
April 21, 1921
Creator:
Potter, Arthur C.
System:
The Portal to Texas History
Box Car Door Fastener
Patent for a box door fastener used for railway box car doors. For use in sliding door style entrances, and does not require the alteration of doors once installed. Doors may also be fastened in place while also allowing to be in a slightly open position for ventilation of the interior.
Date:
January 21, 1921
Creator:
Wood, James Gillam
System:
The Portal to Texas History