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Well Drilling Mechanism

Description: Patent for a well drilling mechanism. This invention addresses the time consuming labor of screwing together sections of drilling pipe. This invention "contemplates an apparatus adapted to be attached to the frame of the rotary and operated by the driving mechanism of the rotary...screwing and unscrewing accomplished by mechanical means without manual means" (lines 38-44). Illustration included.
Date: January 14, 1913
Creator: Hall, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner.

Description: Patent for a hydrocarbon burner that has plurality of nozzles from which hydrocarbon is discharged by steam pressure to collide at common point before combustion.
Date: October 14, 1913
Creator: Wall, William T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Motor-Tricycle.

Description: Patent for a specification to improve a motor-tricycle's ability to ride over obstructions and uneven surfaces to reduce shock to the front of the frame and the rider (lines 14-20). The patent includes the detailed specifications and illustrations.
Date: July 14, 1914
Creator: Benton, Walter L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pencil Attachment

Description: Patent for a pencil attachment that serves the purpose of protecting the pencil point when not in use. The attachment also protects and cleans the rubber or eraser of the pencil.
Date: April 14, 1914
Creator: Swindowsky, Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Display Rack

Description: Patent for store window display racks which can be easily removed and altered in appearance, allowing for more unique showings of commercial goods.
Date: July 14, 1914
Creator: Adamson, John Seldon
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Engine-Starter.

Description: Patent for an internal combustion engine starter that is operated using compressed air. Compressed fluid can be used for other purposes such as inflating tires.
Date: October 14, 1913
Creator: Hume, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roller Boring-Drill.

Description: Patent for an invention relating to "boring drills of the type having roller forms of cutters" (line 9). Structure is explained and illustration of invention is included.
Date: August 14, 1917
Creator: Reed, Clarence Edward
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Charge Firing Pin

Description: Patent for a new improvement in Charge - Firing Pens by John N. Swanson. Designed for bombs and torpedoes to create a simple firing pen mechanism that is simple, yet prevents accidental detonation of munitions
Date: January 14, 1918
Creator: Swanson, John N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Attachment for Internal-Combustion Engines.

Description: Patent for an invention relating to the attachment for internal combustion engines that will provide moisture through the form of liquid or vapors. Other objectives and illustrations of invention are included.
Date: August 14, 1917
Creator: Potts, Hugh
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Core-Barrel.

Description: Patent for a core barrel for use in rotary drilling of oil or water wells, that will allow for easy extraction of the upwardly extending column of material.
Date: October 14, 1919
Creator: Humason, Granville A. & Childs, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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