Collection
6 Matching Results
Results open in a new window/tab.
Results:
1 - 6 of
6
Aerocompass.
Patent for an aerocompass, which improves upon a compass combined with inclinometers or map-boards. It is intended for use on submarines, airplanes, or in an area when it would be difficult to use a regular compass.
Date:
January 8, 1918
Creator:
Fischer, Fred Charlie.
System:
The Portal to Texas History
Vacuum Cotton-Picking Machine.
Patent for vacuum cotton picking machine and improvements, such as it is more portable, a receiver for the cotton and discharge of the cotton, and an improved cotton picking nozzle.
Date:
February 12, 1918
Creator:
Chaney, Bailey E.
System:
The Portal to Texas History
Switch.
Patent for a multiple point switch that may be connected to a standard light socket.
Date:
November 19, 1918
Creator:
Kilmer, Edward J.
System:
The Portal to Texas History
Surgical and Bathing Apparatus.
Patent for improvements to surgical and bathing apparatus.
Date:
April 23, 1918
Creator:
Scroggin, Jethro W.
System:
The Portal to Texas History
Flush-Valve
Patent for a valve for a general flush tank.
Date:
April 9, 1918
Creator:
Cahill, Thomas J.
System:
The Portal to Texas History
Combination Safety-Razor and Hair-Trimmer.
Patent for a tool used for shaving or hair trimming. This device has a reversible plate carrying a guard and comb teeth. The plate being reversible to permit the guard to be used in connection with a blade for shaving and to permit the teeth to be used in connection with a blade for hair trimming.
Date:
August 20, 1918
Creator:
Brasier, William Harry
System:
The Portal to Texas History