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Car Door Opener.

Description: Patent for a car door opener, making it possible to open a car door without using a hammer or injuring oneself.
Date: July 31, 1906
Creator: Gibson, Levi D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bit-Hoist

Description: Patent for easy removal of bits from drilling machines.
Date: February 11, 1919
Creator: Parrish, Benjamin Eugene & Stage, Solomon
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing Spear

Description: Patent for a casing spear, "to remove casing within a well or removing a tool which may be dropped within the casing," with accompanying illustrations of the patent.
Date: October 23, 1917
Creator: Wagner, Warren
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bottle.

Description: Patent for "a bottle and stopper whereby the bottle can be filled in the ordinary manner, but after being sealed by the stopper of novel construction it cannot be refilled after once being emptied without breaking or fracturing the bottle." (Lines 12-18) Includes instructions and illustrations.
Date: August 31, 1897
Creator: Stallings, George V.
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Partner: UNT Libraries Government Documents Department

Cement Block

Description: Patent for a cement block. This invention relates to building blocks made of artificial stone that are connected by tie rods. Illustration included.
Date: November 27, 1906
Creator: Woodiwiss, Jason, Matthew
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a churn with an automatic turning mechanism.
Date: December 27, 1910
Creator: Liles, William Wallace
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

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
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Burner

Description: Patent for a hydrocarbon oil burner. Illustrations included.
Date: May 3, 1910
Creator: Butler, Albert C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Treating Ankylosis of the Knee

Description: Patent for an apparatus for treating knee ankylosis that is ready to use at a moments notice "without unnecessary or nervous shock to the invalid to apply the requisite heat, extension, and flexion to an afflicted part to render it supple and restore to its natural functions". (lines 11-15).
Date: September 19, 1905
Creator: Norwood, Robert R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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