UNT Libraries Government Documents Department - 671 Matching Results

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Cotter-Pin Puller

Description: Patent for cottor-pin puller that is useful to pull cotter pins that are secured in shafts, fly wheels or any other devices without bending or twisting or damaging them.
Date: October 31, 1916
Creator: Hayden, Jefferson B.

Resilient Wheel.

Description: Patent for a resilient wheel showcasing adjustable or sectional rims. Modification also exhibits lightness quality, balance for proper distribution, and is noiseless with easy running abilities.
Date: February 23, 1915
Creator: Dysart, Marby P.

Adjustable and Detachable Bow for Spectacles.

Description: Patent for a temple bow for spectacles which is secured to a lens frame and is adjustable to “accommodate the angle of vision of the wearer” (lines 89-90). The connection joints between the bow and lens frame allows adjustment without bending or twisting the bow, providing a more durable bow and frame.
Date: January 13, 1914
Creator: Blanchard, Edward.

Pump-Filter.

Description: Patent for a pump filter, designed for double acting air pumps, that prevents the passage of foreign matter (oil, dust, dirt) from the pump outlet.
Date: November 25, 1913
Creator: Miles, Ross E.

Powder Blower

Description: Patent for a new and improved powder blower used to insert powder medicine into the vagina, including illustrations and instructions.
Date: April 1, 1913
Creator: Woodward, Mortimer Lee

Regional Water Plan: Region F, 2016, Volume 1. Main Report

Description: Water plan for Region F describing water supply locations and suppliers, the general state of the water supply in the area, forecasts for future usage numbers, management and conservation plans for both suppliers and users in each county, impacts of implementation of the water plan, and the plan making process.
Date: November 2015
Creator: Freese and Nichols, Inc.

[Trading Card: American Beaver]

Description: Trading card issued as part of the Geocache Challenge program for San Angelo State Park, depicting a beaver carrying a stick near the edge of a creek or river. The back of the card contains information about the species.
Date: 2011
Creator: Texas. Parks and Wildlife Department.

Jack.

Description: Patent for a jack for lifting heavy loads on railroads, which has an automatic steady movement of the load up and down without adjusting the jack settings.
Date: August 6, 1907
Creator: Blake, David Alexander & Blake, Charles W.

Tank-Valve.

Description: Patent for tank-valves in which “a valve may be readily detached for renewal or repairs and adaptable without material change of structure to any of the various forms and structures of tanks manufactured.” (Lines 18-22.) Illustration is included.
Date: January 3, 1905
Creator: Burchett, Edward Lee