UNT Libraries Government Documents Department - 11 Matching Results

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Rotary for Oil-Wells.

Description: Patent for a pipe rotary for use "in sinking oil-wells" (line 10). The patent allows for the power to be applied to the "pipe-sections which constitute the casing of the well" (line 14-15).
Date: February 6, 1906
Creator: Bernard, Horace D.
Item Type: Refine your search to only Patent

Method Of Drilling Wells

Description: Patent for a method of drilling wells. This invention is known as the rotary process that deals with alluvial deposits at different levels such as sand, water flows, gravel, gas under pressure, and boulders. Illustration included.
Date: October 30, 1906
Creator: Decker, Harry R.
Item Type: Refine your search to only Patent

Shoe

Description: Patent for a shoe that describes the benefit for shoe. Shoe control overall health well-being with its flexibility and support.
Date: September 11, 1906
Creator: Evesson, Martin V. B.
Item Type: Refine your search to only Patent

Car Truck Bolster

Description: Patent for a car-truck bolster. The design improves upon existing versions to bolster a car or truck in order to readily makes repairs in a simple and expeditious manner. The bolster can be taken apart which allows for each part to be replaced separately.
Date: January 30, 1906
Creator: Fowler, T.
Item Type: Refine your search to only Patent

Shear-Sharpener.

Description: Patent for an improved shear sharpener which has a "new and novel construction by which shears are quickly and properly sharpened, ... whereby a shear is held at the proper bevel while being moved over an oilstone or the like" (lines 12-16), including illustrations.
Date: April 3, 1906
Creator: Jeffrey, James C.
Item Type: Refine your search to only Patent
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