UNT Libraries Government Documents Department - 3 Matching Results

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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.

Item Type: Patent

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.

Item Type: Patent

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

Item Type: Patent

UNT Libraries Government Documents Department - 3 Matching Results

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Machine for Raising and Lowering Railway-Tracks and Applying Ballast Thereto.

Engine-Plow.

Concrete Tile for Building Contruction