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Post Hole Digger

Description: Patent for post hole digger with a simple construction which can be manufactured at a comparatively smaller cost.
Date: December 22, 1914
Creator: Day, James M.
Partner: UNT Libraries Government Documents Department

Cotton Picking Device

Description: Patent for removing cotton from the stem and placing into the machine. The machine will also remove further elements that are not part of the cotton, and then place the cotton into a basket.
Date: March 20, 1914
Creator: Beran, Rudolph F.
Partner: UNT Libraries Government Documents Department

Saddle Stirrup

Description: Patent for stirrups. This invention is designed to be automatically detached from the stirrup strap in the case of the rider being thrown. Illustration included.
Date: November 22, 1910
Creator: Shultz, James F.
Partner: UNT Libraries Government Documents Department

Guard-Rail Clamp.

Description: Patent for guard rail clamps to securely clasp guard rails with the main rail with features such as spikes and braces.
Date: March 12, 1912
Creator: Akers, Harry R.
Partner: UNT Libraries Government Documents Department

Emergency-Door for Safes.

Description: Patent for an emergency door for safes that provides an improved arrangement including a supplemental door which will automatically move to closed position when the main door is opened to its limit.
Date: October 16, 1917
Creator: Puhl, Max O.
Partner: UNT Libraries Government Documents Department

Check for Draft Apparatus.

Description: Patent for a check attachment for a draft apparatus that pulls rope from the apparatus to effect the draft on the object "which will automatically lock the pull rope against movement under the influence of tension of the apparatus when the force applied to the rope to the effect such tension is removed" (lines 20-24).
Date: July 15, 1913
Creator: Battey, Orlando F.
Partner: UNT Libraries Government Documents Department

Attachment for Automobile-Footboards.

Description: Patent for a device to attach to an automobile footboard that can swing out and right angles to the automobile and act as a receptacle for packages. The device can be folded under the footboard when not in use.
Date: May 30, 1916
Creator: Woodley, Henry J.
Partner: UNT Libraries Government Documents Department

Locking Device for Differential Gears

Description: Patent for "Locking Device for Differential Gears adapted especially for use in connection with automobiles using the “full floating” type of rear axle." (lines 4-7) including instructions and illustrations.
Date: January 18, 1916
Creator: King, George W.
Partner: UNT Libraries Government Documents Department
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