21 Matching Results

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Key-Ring Clip.

Description: Patent for new improvements for key ring clips that will not detach in a seated position.
Date: July 6, 1920
Creator: Evans, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wire-Fence Shield.

Description: Patent for a tool to cover a portion of barbed wire fence allowing one to cross over or through without harm, composed of three or more telescoping metal tubes.
Date: April 6, 1920
Creator: Davis, Marion L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Cleaner.

Description: Patent for improvements for cleaning oil, water, and gas wells that goes into the well and flushes out a clogged screen.
Date: August 6, 1920
Creator: Bashara, Samuel F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vending-Machine.

Description: Patent for improvements in the construction of coin-operated vending machines which automatically lock when coins are not inserted. This device is designed to dispense objects of many shapes and sizes. Illustrations included.
Date: January 6, 1920
Creator: Ogden, Carlton N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow-Attachment.

Description: Patent for a turning plow attachment which prepares the soil to receive seed, whereby reducing labor.
Date: March 6, 1920
Creator: Miller, James Archie
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a plow that improves the type of plow employing "a moldboard and plowpoint or share bolted to a standard" (lines 9-11), with illustrations. This patent improves upon previous patents numbered 974,675 and 974,676 issued to the same inventor on November 1, 1910.
Date: January 6, 1920
Creator: Kelly, Robert Marvin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a pump for deep wells with a "specially constructed piston capable of a powerful working stroke and which will secure at all times a full volume of liquid at each stroke of the pumping rod." (line 25) including instructions and illustrations.
Date: July 6, 1920
Creator: Humason, Granville Allison
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Packing-Gasket

Description: Patent for a packing gasket comprising a soft metal sleeve formed to a non-leaking joint between connected pipes.
Date: November 6, 1920
Creator: Allison, Jesse H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spring-Wheel

Description: Patent for a spring wheel. Gebhardt describes the wheel as "an improvement... to provide resilient spokes which are connected to the hub and felly of the wheel in a manner to take up vibration and shocks imparted to the wheel in traveling or passing over obstructions and rough roads (p. 1, lines 8-15)." The patent also adds provisions for easy removal of spokes and a sectional felly and hub.
Date: April 6, 1920
Creator: Gebhardt, W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sweet Potato Curing House

Description: Patent for useful improvements in sweet potato curing houses. The designs provides for a heated and ventilated structure to prevent the rotting of the sweet potatos.
Date: January 6, 1920
Creator: Woods, Edgar Miles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fiber-Cleaning Device.

Description: Patent for a fiber cleaning device, which removes "the outer fleshy or non-fibrous tissues covering the fibers" (lines 19-21) for varieties of fleshy plants.
Date: April 6, 1920
Creator: Quijano, Ramon
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fire-Extinguishing Device.

Description: Patent for fire extinguishing devices to "supplying steam to the fluid so that oxygen sufficient to support combustion will not reach the flame" (lines 14-16).
Date: July 6, 1920
Creator: Byrd, Williman Harvey
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electric Light Switch.

Description: Patent for an improved electric switch that is used to energize electric lights for various purposes and for use in connection with a signaling system. This switch will permit the energization of any one of the lights separately or all lights simultaneously.
Date: April 6, 1920
Creator: Riggs, Fletcher S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Overhead Radial Conveyer System.

Description: Patent for a freight and merchandise handling system utilizing overhead conveyor belts to move items going to/from either a warehouse facility or an applicable mode of supply chain transportation.
Date: December 6, 1920
Creator: Wohn, Frederick
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Drill Wrench.

Description: Patent for use with oil well drills to enable easier rotation and less friction. The invention aids in quick and easy adjustments to oil well parts.
Date: January 6, 1920
Creator: Ellinger, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bottle-Filling Device.

Description: Patent for filling bottles with "two liquids and introducing them into the bottle at the same time under pressure" (lines 17-18), specifically for "carbonated beverages" (lines 12-13).
Date: April 6, 1920
Creator: Dannelley, Dillon C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Can-Closure

Description: Patent for general use to securely close cans containing liquid so that invisible tampering, evaporation, and contamination cannot occur.
Date: January 6, 1920
Creator: Starcke, Eugene P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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