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Farm Gate.

Description: Patent for a new and improved farm gate. This design "provide[s] the gate with a suitable spring-bolt, in connection with an arrangement of devices or mechanism whereby the bolt is operated as the gate is being opened; also, in providing means whereby the pressure on the gate caused by the wind is equalized, thereby enabling the gate to be more easily operated" (lines 22-29).
Date: December 13, 1881
Creator: Wolfram, John Arnold
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Earth Auger.

Description: Patent for a new and improved earth auger. This design "relates to machines for boring post-holes, &c.; and it consists especially in certain improvements in the frame and operating mechanism" (lines 21-24).
Date: December 13, 1881
Creator: Blake, Llewellyn A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bridge.

Description: Patent for a new and improved bridge. This design consists in "the combination, with the base, stringers, the top arched bars, and the upright tie-bars, of the intermediate stringers, arched bars, and their horizontal tie-bars, and wedge-keys . . . whereby the structure is greatly strengthened" (lines 85-91).
Date: December 13, 1881
Creator: Ibel, Justus H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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