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Rotary Plow

Description: Patent for "rotary plows for plowing land, preparing the land to receive the seed and cultivating the plants, which shall be convenient in use, effective in operation, and not liable to get out of order" (lines 19-23) including instructions and illustrations.
Date: June 22, 1880
Creator: Tally, Thomas Jackson.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Listing-Plow.

Description: Patent for a listing plow, "more particularly an improvement upon the structure disclosed in Patent No. 866,679, issued to [Gottfried Persson] on September 24, 1907" (lines 9-11), including instructions and illustrations.
Date: April 22, 1913
Creator: Persson, Gottfrid
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow Attachment

Description: Patent for plow attachment. This invention relates to the handling of young plants. Illustration included.
Date: August 22, 1905
Creator: Pate, Miles M. & Ellison, Harrison L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Harrow Attachment for Cultivators

Description: Patent for a harrow attachment for cultivators. "This inventions relates to a harrow attachment for plow or disk cultivators" (line 12-13). Illustration included.
Date: December 22, 1903
Creator: Mauldin, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Swingletree

Description: Patent for a swingle tree to be used for plows or any kind of vehicle for the purpose of maintaining balance. Illustrations included.
Date: June 22, 1909
Creator: Wheeler, Melley M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Shovel-Plow.

Description: Patent for improvements in shovel-plows “by enabling the stock and shoe securely mounted and yet adjusted from one position to another, according to the work to be performed.” (Lines 9-12) Illustration is included.
Date: April 22, 1902
Creator: Michalka, Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spring Trip-Foot

Description: Patent for a spring trip-foot. This invention is designed for use in supporting a small plow carried behind the planter. Illustration included.
Date: February 22, 1910
Creator: Vance, John C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for "new and useful improvements in plows; and it has for its object the production of simple and highly-efficient means for regulating the depth and penetration of the plowshare in all kinds and conditions of soil." (Lines 10-15) Includes instructions and illustrations.
Date: October 22, 1895
Creator: Sinclair, James & Sellers, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow Mold Board.

Description: Patent for a new and improved plow mold board. This design "consists of a circular roll arranged in the mold-board near the point and covered with belting, which, in the forward movement of the plow, is revolved and carries the earth backward on an endless belt passing around rollers journaled in the end of transverse slots made in the mold-board, whereby, in the forward movement of the plow, the belt is revolved and the friction of the earth on the mold-board decreased and the plow scoured" (l… more
Date: August 22, 1882
Creator: Dahlman, Carl Oscar
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow Point.

Description: Patent for a new and improved plow-point. This design consists in "[t]he combination, with the double mold-board rigidly fixed to the curved beam in the rear of the lower end thereof, of the point having symmetrical corners and lugs adapted to pass beneath the front edge of said mold-board and prevent rocking of the point upon the beam, to which alone it is attached, and bolts securing said point in position" (lines 65-73).
Date: May 22, 1888
Creator: Martin, Isaac Jasper
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for "a plow especially adapted to be used in turning the well-known black or stiff lands in the Western States," (lines 8-10) with instructions and illustrations.
Date: March 22, 1892
Creator: Hill, David J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow

Description: Patent for a plow with three wheels designed for cotton and corn fields.
Date: September 22, 1914
Creator: Pearce, James Edwin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow-Fender.

Description: Patent for a plow fender, which allows a plow to be operated next to plant rows without injuring them and deflects rocks and other obstacles.
Date: October 22, 1907
Creator: Skidmore, John C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a plow with "structure of improved strength and durability wherein means are provided for changing or adjusting the angularity of the plow stock" (lines 10-13) to make it "capable of plowing the soil deeper or shallower, as desired" (lines 16-17).
Date: October 22, 1918
Creator: Warren, John T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Furrow-Opener

Description: Patent for a spring-operated furrow opener which creates openings in the soil for the reception of a seed. Illustrations included.
Date: December 22, 1908
Creator: Pogue, Steward A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow

Description: Patent for a plow which may also be used to adjust a cultivator shovel. Illustrations included.
Date: December 22, 1908
Creator: Wigley, William P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for improvements in plows by providing readily-operable means for adjusting the plow-shovel on the standard, to facilitate adjustment of the shovel and of the gage with relation to each other, thereby to vary the cut of the shovel, to improve the means for holding the gage assembled with the standard, and generally to simplify and increase the efficiency of plows of this character. (Lines 14-21) Illustration is included.
Date: March 22, 1904
Creator: Wilson, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for a cultivator designed to "regulate the pitch at which the sweep blades enter the ground" (lines 13-15). Illustrations included.
Date: March 22, 1910
Creator: Hewitt, John Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for new and useful improvements in cultivators, relating to an attachment which may be applied to use upon any variety of cultivator with carrying-wheels, which provides efficient means for cutting cotton-stalks or weeds after cotton harvest.
Date: January 22, 1901
Creator: Kerr, Robert Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Attachment for Plows.

Description: Patent for an attachment for plows, which "may be utilized as a cutter or the plow converted into a double-shovel plow," (lines 18-19) with instructions and illustrations.
Date: December 22, 1891
Creator: Williams, George M. D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Moldboard.

Description: Patent for "a moldboard adapted to any plow constructed of a series of spring-loops, sundry of which are movable at the top and sundry others having movement at the bottom of the board, the moveable loops being kept in motion by the earth passing over the board, whereby portions of the board are rendered vibratory and the earth is effectually prevented from clinging thereto" (lines 8-17).
Date: September 22, 1896
Creator: Smith, Samuel A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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