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Car Coupler.

Description: Patent for car coupler heads. This object has coupler heads that, when set in position, automatically lock.
Date: September 11, 1923
Creator: Tucker, Roger V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Reversible Spring-Motor. [Copy #2]

Description: Patent for a spring motor "particularly designed for use in connection with bicycles, polycycles, and all foot-propelled vehicles, but applicable also to all kinds of vehicles, as well as street and railway cars" (lines 11-15). It is intended to accumulate surplus power for use in propelling a vehicle up an incline, or for other propulsion either forward or backward.
Date: April 20, 1897
Creator: Click, John Jones
Item Type: Refine your search to only Patent
Partner: Private Collection of J. K. Johnson

[Reversible Spring-Motor: Figures 2-4, 7-10]

Description: Illustrations of individual parts to patent a reversible spring-motor, with numbered labels to reference each piece. The first sheet contains details for three pieces (8-10) and a partially-constructed component (figure 2); the second sheet includes close-up illustrations of three of the moving parts (figures 3, 4, and 7).
Date: 1896
Creator: Click, John Jones
Item Type: Refine your search to only Technical Drawing
Partner: Private Collection of J. K. Johnson

Reversible Spring-Motor. [Copy #1]

Description: Patent for a spring motor "particularly designed for use in connection with bicycles, polycycles, and all foot-propelled vehicles, but applicable also to all kinds of vehicles, as well as street and railway cars" (lines 11-15). It is intended to accumulate surplus power for use in propelling a vehicle up an incline, or for other propulsion either forward or backward.
Date: April 20, 1897
Creator: Click, John Jones
Item Type: Refine your search to only Patent
Partner: Private Collection of J. K. Johnson

[Letter from John Click to Patent Attorneys]

Description: Letter from John J. Click to patent attorneys in Washington D.C. describing an invention for a windmill with a pump that he wants to submit for patent. He describes the specifications for the design and the models that he is sending with the text.
Date: unknown
Creator: Click, John J.
Item Type: Refine your search to only Letter
Partner: Private Collection of J. K. Johnson

Cork-Puller

Description: Patent for a cork-puller which eases the removal of a cork from a bottle, without damaging either cork or bottle, with illustrations.
Date: October 15, 1918
Creator: Moser, Jacob W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Violin Piano

Description: Patent for an apparatus to play a violin via piano keyboard input. Designed with the notion that it would be an effective method of playing the violin with those already familiar with the piano
Date: January 17, 1917
Creator: Strawn, Jesse C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trombone.

Description: Patent, including illustration, for "a musical instrument slide and is more particularly designated as a bearing or stocking for a trombone or other similar instruments in which it is desirable to provide a smooth bearing for the slidable part of the instrument" (page 1, lines 9-13).
Date: February 17, 1920
Creator: Ackley, William D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fire-Engine.

Description: Patent for "an apparatus for extinguishing the fire in oil wells and the principal object of the invention is the provide means for creating a suction at the mouth of the well for extinguishing the fire."
Date: August 31, 1920
Creator: Smith, Paul E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Quick-Adjusting Wrench.

Description: Patent for quick adjusting wrenches that simplify and improve the constructions and increase the efficiency and utility of hese types of devices. The movable jaw can be instantly released or locked.
Date: June 11, 1918
Creator: Grogan, Edward W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cut-Out Device for Windmills.

Description: Patent for "an improved attachment for wind mills, whereby the mill may be thrown out of gear automatically when the supply tank becomes filled" (lines 9-13). It includes an illustration and description of the components.
Date: June 25, 1918
Creator: Pennington, Phil M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator Attachment

Description: Patent for improving disc cultivators by attaching a tool (plow, hoe) to pulverize the soil and cut a trench before the machine drops seeds; then the tool runs behind the disc to throw dirt over the seeds. It Is reliable, easy to construct, and cheap.
Date: October 15, 1918
Creator: Meadows, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Chopper

Description: Patent for a cotton-chopper with two disk-cutters mounted to a supporting frame, which can be positioned parallel or at an angle to each other. Each disk-cutter is attached by a projecting arm, which provides foot support and allows each disk to be operated independently. Patent includes illustrations.
Date: November 23, 1920
Creator: Jones, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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