Resource Type
Counties
6 Matching Results
Results open in a new window/tab.
Results:
1 - 6 of
6
Car-Door
Patent for a car door. Illustrations included.
Date:
February 22, 1910
Creator:
Pearce, Joseph E.
System:
The Portal to Texas History
Apparatus For Forcing Fluid From Wells.
Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date:
February 22, 1921
Creator:
Bodungen, Charles G.
System:
The Portal to Texas History
Piston for Deep Well Pumps
Patent for the development of a new and improved deep well pump used for the pumping of oil.
Date:
February 22, 1921
Creator:
Humason, Granville A.; Bashara, Sam F. & Barraco, Paul J.
System:
The Portal to Texas History
Strain Jacket for Telephone Poles
Patent for a new and useful improvement in strain jackets for telephone poles.
Date:
February 22, 1921
Creator:
McKnight, William M.
System:
The Portal to Texas History
Resilient Wheel
Patent for Resilient Wheel.
Date:
February 22, 1916
Creator:
Kettler, Martin F.
System:
The Portal to Texas History
Railroad Motor-Car
Patent for railroad motor-car. The invention is "constructed that they can be knocked down to be loaded on passenger trains" (lines 11-13). Illustrations included.
Date:
February 22, 1910
Creator:
Reynolds, Stephen D.
System:
The Portal to Texas History