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Counties
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Concrete Tile for Building Contruction
Patent for improvements in concrete tiles for building construction, designed especially for use in building walls, partitions, ceilings, etc. of building structures.
Date:
February 10, 1914
Creator:
Harter, Leander Douglas
System:
The Portal to Texas History
Machine for Raising and Lowering Railway-Tracks and Applying Ballast Thereto.
Patent for machines designed for "raising and lowering railway-tracks and applying ballast thereto." (lines 11-12) including illustrations.
Date:
January 6, 1914
Creator:
Sparks, Walter F.
System:
The Portal to Texas History
Engine-Plow.
Patent for the improvement of engine-plows especially regarding those adapted for traction engines. The patent includes specifications and illustrations.
Date:
April 21, 1914
Creator:
Rarig, Welden C.
System:
The Portal to Texas History