UNT Libraries Government Documents Department - 18 Matching Results

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Cold-Iron Straightener.

Description: Patent for a cold iron straightener for straightening wagon axles or pipes while they are still on the vehicle, which allows for more forceful bending than previous devices and restoration of the parts to their natural position.
Date: May 14, 1907
Creator: Keith, John David
Item Type: Refine your search to only Patent

Attachment for Planters

Description: Patent for attachment for planters, provides a simple, inexpensive, easily-applied, and effectively operating attachmentc for cotton, corn, or other seed-planting machines in which is included a truck or a carriage whereby a sweep-plow can be connected with the planter truck or carriage for laying out a furrow and covering the seed (Johnson, 1902).
Date: June 14, 1909
Creator: Johnson, Major
Item Type: Refine your search to only Patent

Clinometer

Description: Patent for a clinometer. This invention is designed to measure the grades and angles of inclination of structures and objects of various descriptions. Illustration included.
Date: May 19, 1908
Creator: Keith, John David & Faulkner, Walter Edgar
Item Type: Refine your search to only Patent

Windmill

Description: Patent for a new windmill design with improvement to the "mechanism for transmitting the motion of the wheel shaft to the pump rods."
Date: November 25, 1902
Creator: Morrisson, Andrew
Item Type: Refine your search to only Patent

Type-Writer.

Description: Patent for a new device for typewriters which allows for shifting from lower case to upper case by means of "the one set of keys ordinarily employed, but of modified construction" (lines 14-15) including descriptions of the device, operation, and illustrations
Date: May 6, 1902
Creator: Austin, Thomas R.
Item Type: Refine your search to only Patent

Portable Water-Heater and Steam-Cooker

Description: Patent for a portable water-heater and steam-cooker that "can be adapted for heating water for a variety of domestic purposes, such as for washing clothes and the like, and for supplying steam for scalding clothes, for cooking feed for stock, and for operating a churn or similar device" (lines 14-19).
Date: April 12, 1904
Creator: Staton, John William
Item Type: Refine your search to only Patent

Heater

Description: Patent for "a heater of the above-described character which may be used in connection with a stove or furnace or a fire built on the ground in the open air and be more effective and economic in its heating and more convenient in operation than the usual methods heretofore pursued in such instances where an inexpensive and portable device of this kind could be used to great advantage" (lines 13-22).
Date: June 4, 1901
Creator: Harrison, John B.
Item Type: Refine your search to only Patent

Gage.

Description: Patent for a measuring gage for measuring rafters that clamps on the wood, has a saw guide line, and eliminates the use of multiple calculation instruments thus making the process simpler.
Date: April 2, 1907
Creator: Morrison, Andrew
Item Type: Refine your search to only Patent

Cultivator Attachment.

Description: Patent for " agricultural implements, more especially harrows or cultivators ; and it has for its objects a device which can be conveniently attached to the standards or footpieces of any cultivator and which may hold or carry different numbers of small plows or harrow-teeth for the cultivation of any crops or at any place where a small harrow is needed;" (lines 7-15) including illustrations.
Date: July 17, 1900
Creator: Crosby, Henry T.
Item Type: Refine your search to only Patent
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