UNT Libraries Government Documents Department - 61 Matching Results

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Dirigible Headlight

Description: Patent for new design for dirigible headlights by Mr. Hall B. Simpson and Mr. Dewitt Hood, designed with the intention of providing "novel and improved means whereby the headlights are supported by the automobile or other vehicle for turning movement about vertical axes," alongside various innovative applications (lines 23-27).
Date: December 16, 1919
Creator: Simpson, Hall B. & Hood, Dewitt

Device for Making Vessels Invisible.

Description: Patent for improvements in "air and water craft" (line 13) invisible including illustrations. These improvements include invisibility through "plurality of plates or sections" (lines 18-19) and diffuse light, disguising the vessels.
Date: July 15, 1919
Creator: Chaddick, Mark

Rotary Engine.

Description: Patent for a simplified rotary engine which uses steam, compressed air and other elastic fluids which act as motive fluid. This patent is special in that it is light and compact. This patent helps the engine start easily, reverse, and stop, as well as other types of motion.
Date: January 8, 1919
Creator: Campbell, William L.

Royse City Quadrangle

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
Date: 1919
Creator: United States. Army. Corps of Engineers.
Location: 32.88 -96.38

Reamer-Drill for Well-Boring

Description: Patent for reamer drills for boring wells. The invention relates to the construction and arrangement of the drill. The drill expands as it leaves the casing to form a drill and reamer, which limits the expansion of the forks.
Date: September 10, 1918
Creator: Walker, William M.

Wheeled Sectional Harrow.

Description: Patent for an improved wheeled section harrow with a simple construction that provides a way to raise and lower the harrow sections as needed, and improves construction of the truck carrying the harrow.
Date: July 9, 1918
Creator: Mize, William H.

Demountable Rim.

Description: Patent for demountable rims for motor vehicles which are constructed of two sections that latch together, resulting in easier application and/or removal of a tire from the rim.
Date: June 25, 1918
Creator: Dugger, Huston R.

Shotgun

Description: Patent for a trigger operated shotgun that uses an electrical circuit to ignite combustible material of the shell and thereby propelling the shot within.
Date: May 21, 1918
Creator: Fleming, George

Boll-Weevil-Destroying Machine.

Description: Patent for "a machine for destroying boll weevil and other pests which frequent and infect agricultural products" (lines 14-16) using "suction nozzles correlated with a common suction system adaptable to sweep a plurality of rows at a time" (lines 27-30) including illustrations.
Date: April 16, 1918
Creator: Diserens, Thomas H. & McKay, Frank C.

Towel-Holder

Description: Patent for improvement of towel holders. "Constructed to provide a fresh, clean portion of toweling for each successive user." (lines 12-14)
Date: February 12, 1918
Creator: Hudson, Richard E. & Bickley, William P.

Combined Marking-Pot and Brush.

Description: Patent for a combined marking-pot and brush where the marking-pot "will effectually support a brush and prevent the handle thereof from dropping down in to the ink or paint contained therein" (lines 13-16). The marking-pot also provides a detachable cover to prevent spilling.
Date: January 29, 1918
Creator: McCombs, Charles C.

Earth-Auger.

Description: Patent for a device that drills into the ground and lifts the contents into a metal container. The hand-operated device also has wings that expand to let the user know when to empty the contents.
Date: April 10, 1917
Creator: Phillips, Dave T.

Pen Point Holder.

Description: Patent for a pen point holder, made cheaply with a small number of necessary parts. The pen point holder allows the nib of a pen to be removed from the pen without use of the fingers so that they may remain clean. Instructions and illustrations are included.
Date: March 13, 1917
Creator: McCombs, Charles C.

Gin Saw Gumming Machine.

Description: Patent for an improved variation of a gin saw gumming machine with "an adjustable means for clamping the machine to varying diameters of space blocks on gin saws of varying diameters." (Lines 11-14), including instructions and illustrations.
Date: January 2, 1917
Creator: Taylor, James E.
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