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Crude-Oil Burner

Description: Patent for a crude oil burner. Illustrations included.
Date: June 7, 1910
Creator: Shaeffer, Charles
Partner: UNT Libraries Government Documents Department

Wire-Fence Support.

Description: Patent for certain new and useful improvements in wire fence supports, including instructions and illustrations.
Date: November 7, 1899
Creator: Mayo, Robert P.
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Escapes and Extension-Ladders.

Description: Patent for a truck-mounted "portable extension-ladder that may be used by firemen in gaining access to buildings, and may also be used as a fire escape" (lines 15-17) including illustration.
Date: August 7, 1877
Creator: Hoyt, William A.
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for an improvement in washing-machines by using a novel arrangement of the rollers, the tub-supporting frame, the horizontal swinging rubber, and a series of closely arranged longitudinal spiral springs; so that “the pressure upon each separate article can be adjusted or regulated by the judgment of the [operator].” (Lines 12-14) Illustration is included.
Date: April 7, 1891
Creator: Bennington, William J.
Partner: UNT Libraries Government Documents Department

Eccentric.

Description: Patent for eccentrics, a component of machinery carrying oil or lubricants to allow parts to move easily.
Date: October 7, 1902
Creator: Hollender, Charles W.
Partner: UNT Libraries Government Documents Department
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