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Axle Lubricator.

Description: Patent for a new and improved axle-lubricator. This design consists in "[t]he combination, with the tube having the threaded outer end, of the cap threaded to close said end, and the shank or stem carrying the conical plug at its lower or inner end, and screw-threaded to work through a threaded perforation of the cap, a shoulder being provided on the stem or shank at the base of the threads, operating to cause the unscrewing of the cap by the continued turning of the shank or stem" (lines 80-89… more
Date: April 13, 1886
Creator: Hawkins, Andrew Jackson & Allen, Sam Henry
Partner: UNT Libraries Government Documents Department

Upholstery.

Description: Patent for an improvement in upholstery, more specifically, inflatable type upholstery; includes illustrations.
Date: July 13, 1915
Creator: Dodd, Laura L.
Partner: UNT Libraries Government Documents Department

Permutation-Lock.

Description: Patent for "new and useful improvements in permutation-locks." (Lines 6-7) This lock is specifically designed to protect delivered milk bottles from theft.
Date: November 13, 1917
Creator: Kirkpatrick, Otey R.
Partner: UNT Libraries Government Documents Department

Sling-Shot.

Description: Patent for a sling shot that is more durable, efficient, and less likely to break. Includes instructions and one illustration.
Date: July 13, 1920
Creator: Jones, Ralph L.
Partner: UNT Libraries Government Documents Department

Device for Hanging Wall-Paper.

Description: Patent for a device for hanging wall paper that includes a paper holder and paper brush/roller.
Date: February 13, 1912
Creator: Randle, Millard F.
Partner: UNT Libraries Government Documents Department

Churn Operator

Description: Patent for a Churn Operator. This device contains specifications for operating churn-dashers, as well as improvements for the established churn operator.
Date: April 13, 1905
Creator: Ham, James T.
Partner: UNT Libraries Government Documents Department

Churn-Body.

Description: Patent for a churn body with a temperature regulator for the cream.
Date: December 13, 1910
Creator: Liles, William W.
Partner: UNT Libraries Government Documents Department
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