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Nutcracker.

Description: Patent for nutcracker using lever-activation to increase the leverage while nut cracking, including instructions and illustrations
Date: December 5, 1922
Creator: Pitman, Henry M.
Partner: UNT Libraries Government Documents Department

Drill Bit and Sample Taking Device

Description: Patent for
Date: December 5, 1922
Creator: Humason, Granville A. & Barraco, Paul J.
Partner: UNT Libraries Government Documents Department

Excavating Bucket.

Description: Patent for an "excavating bucket designed for use in connection with an excavating machine" (lines 10-12).
Date: December 5, 1922
Creator: Dyke, Samuel
Partner: UNT Libraries Government Documents Department
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