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Spike Holder

Description: Patent for an improvement in railroad spike holders to affordably reduce abrasion of the rail and to hold spikes into position, including illustrations.
Date: October 15, 1914
Creator: Kelly, William D.
Partner: UNT Libraries Government Documents Department

Improvement in Spark-Arresters.

Description: Patent for improved construction of spark-arresters, "so that they will be more efficient, and yet simple in construction and not liable to get out of repair; and the invention consists of a metallic circular cone, with winding or arched flanges or wings, which extend toward the side of the shall, and they are covered by a plate, to the upper side of which a perforated cylinder is attached, so that all the sparks are arrested and thoroughly extinguished, while the smoke can pass out through the… more
Date: July 15, 1879
Creator: Lochner, Casper F.
Partner: UNT Libraries Government Documents Department
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