Resource Type
Counties
5 Matching Results
Results open in a new window/tab.
Results:
1 - 5 of
5
Antileak Composition.
Patent for improvements in antileak composition in order to prevent leaks in liquid holding containers like radiators, boilers, etc.
Date:
July 5, 1921
Creator:
Shrum, Will N.
System:
The Portal to Texas History
Collar Fastener and Supporter
Patent for an object that provides the collar support and is hidden.
Date:
July 19, 1921
Creator:
Hudson, George J.
System:
The Portal to Texas History
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
Game-Board.
Patent for a game board that includes barriers, inclines, and depressions in the board which is meant to simulate a game similar to baseball (as well as other games) using a cue ball. The game board also comes with auxiliary barriers to adjust gameplay.
Date:
July 12, 1921
Creator:
Sterling, Don L.
System:
The Portal to Texas History
Paving Apparatus.
Patent for "a device or apparatus for transmitting the vibrations of a vibrating machine...for the purpose of solidifying the paving by driving out air and water and surplus moisture" (lines 12-18), including illustration.
Date:
July 5, 1921
Creator:
Stubbs, Robert C.
System:
The Portal to Texas History