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in subjects: "plows"  
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Lever Scraper for Cleaning Plows.

Description: Patent for a new and improved lever scraper for cleaning plows. This design "relates to improvements in plows, the object being to remove quickly and readily from the mold-board the earth which, in plowing stiff, waxy, or greasy soils, adheres thereto; and it consists in the construction and novel arrangement of a scraper-blade and of the actuating mechanism therefor" (lines 9-15).
Date: November 8, 1887
Creator: Tucker, Argyle W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Cultivators.

Description: Patent for improving on a plowing device. This apparatus has four independent and adjustable shovels attached together to work to cultivate a field.
Date: November 18, 1873
Creator: Cavett, Richard S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists, "with the beam and mold-board, of an attachment which is adapted to be secured to either side of the beam in the rear of the mold-board, consisting of a curved standard having its lower end bent up parallel with and part way its vertical length, forming a U-shaped foot, serrations on the rear edges of the foot, and registering perforations formed in the standard and upper end of the bent-up portion, an oblique brace secured between the p… more
Date: November 5, 1889
Creator: Stone, Zebedee E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sulky Plow.

Description: Patent for a new and improved sulky-plow. This design represents an improvement in sulky plows due to its novel combination and arrangement of crank-axle, tongue, angular guide-braces, diagonal brace, and adjustable collars (lines 85-87). This novel arrangement results in a plow that is simple, durable, and inexpensive.
Date: November 23, 1880
Creator: McCormick, John R.
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Partner: UNT Libraries Government Documents Department

Plow

Description: Patent for a plow which plows two furrows simultaneously. An axle is mounted on wheels, and the two adjustable plow beams pivot from the axle so that furrow depth and the width between furrows can be adjusted. Patent includes illustrations.
Date: November 30, 1920
Creator: Henderson, Warren H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Harrow or Rake Attachment for Plows and Cultivators.

Description: Patent for a new and improved harrow and rake attachment for plows and cultivators. This design consists in "[t]he combination, in a rake or harrow attachment for plows, of a clamp provided with a curved perforated shoe, and adapted to be secured to the standard of one beam, a rake or harrow secured at one end to said shoe, a bar, means for connecting the same to a second beam, the lower end of said bar being connected to the other end of the rake or harrow" (lines 94-102).
Date: November 3, 1885
Creator: Jarrett, Elisha T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spring-Wheel.

Description: Patent for a heartier spoke to be used in place of wooden spokes. This spoke can be inserted and substituted for a wooden one.
Date: November 12, 1918
Creator: Stewart, Joseph B. & Winfrey, John D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fastener for Plow Points.

Description: Patent for a new and improved fastener for plow joints. This design consists in a plow-body, as well as "a hook upon its under side, a lever pivotally secured to the under side of the mold-board, a spring secured to the standard, and a link secured to the free end of said spring and engaging with the rear end of said lever" (lines 1-6).
Date: November 23, 1886
Creator: Brown, George Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Disk Plow.

Description: Patent for a disk plow modification, which allows the disk to be self-sharpening and automatically release accumulated garbage.
Date: November 4, 1919
Creator: Hoffman, George L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Double Point for Plows.

Description: Patent for a new and improved double point for plows. This design consists in "[t]he plow-point having the central rectangular bend at the back, the wings shelving outward, downward, and forward, the long parallel-sided end, the lateral angles, and the marginal edges inclined upward and toward each other, the said portion being substantially as long as the share-edge" (lines 71-77).
Date: November 20, 1888
Creator: Schuster, Rudolph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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