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Equalizer for Pump Rods
Patent for an equalizer for pump rods. This invention is designed to "assist in elevating the column of water in a pump, is designed to sustain the pump rod in its fixed position" (line 11-14). Illustration included.
Date:
June 13, 1911
Creator:
Johnson, Robert H.
System:
The Portal to Texas History
Sweep Attachment.
Patent for a sweep attachment that connects to a cultivator for plowing cotton.
Date:
February 7, 1911
Creator:
Lundell, John C.
System:
The Portal to Texas History
Railway-Car Coupling.
Patent for a railway car coupling.
Date:
August 29, 1911
Creator:
Rich, Sion D.
System:
The Portal to Texas History
Branding-Iron
Patent for a branding iron that expends less fuel than similar brands due to its combustion chamber that is able to better concentrate its heat towards the applied surface.
Date:
December 26, 1911
Creator:
Thurman, Lee Onadus
System:
The Portal to Texas History
Pliers
Patent for a pair of pliers. Illustrations included.
Date:
May 23, 1911
Creator:
Uhrnell, Carl A.
System:
The Portal to Texas History
Adjustable Window-Scaffold
Patent for an adjustable window scaffold. Illustrations included.
Date:
April 11, 1911
Creator:
Wright, Scott W.
System:
The Portal to Texas History