UNT Libraries Government Documents Department - 87 Matching Results

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Post Hole Digger.

Description: Patent for a new and improved post-hole digger. This design "has for its object to provide a simple, durable, inexpensive, and efficient device, the levers of which can be readily separated, so that either of them can be used as a spade or shovel to fill in the earth around the post after it is placed in the hole" (lines 14-19).
Date: November 21, 1882
Creator: Armstrong, John J.
Item Type: Refine your search to only Patent

Corn and Cotton Planter.

Description: Patent for a new and improved planter. This design, when used "as a corn-planter the slotted plate upon the inclined portion of the bottom is adjusted to cover the entire slot, and the pitman is attached to the pin projecting from the bar operating the seed slide, and when the machine is to be used as a cotton-planter the pitman is attached to the crank at the side of the seed-box, and the plate in the bottom of the box is adjusted so as to give the slot sufficient width to allow the cotton-see… more
Date: December 28, 1886
Creator: Armstrong, John J. & Lowrey, Andrew S.
Item Type: Refine your search to only Patent

Corn or Cotton Planter.

Description: Patent for a new and improved planter. This design consists in "the combination, with the hopper and the seed-slide therein having one end projecting from one end of the hopper, of the reciprocating yoke having its rear portion angular in cross-section and its front portion cylindrical in cross-section and having an arm at one end to engage the opening in the projecting end of the seed-slide, the angular and cylindrical bearings for the respective parts of the yoke, whereby the latter may be un… more
Date: April 23, 1889
Creator: Armstrong, John Joshua & Lowrey, Andrew Stephen
Item Type: Refine your search to only Patent

Adjustable Hoe

Description: Patent for improvement in "the construction of hoes and to provide a simple, practical, and inexpensive hoe, of strong and durable construction." (lines 11-13) including illustrations.
Date: July 27, 1915
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for improvements to the turning-plow, with convertible attachments for other forms of plow.
Date: December 11, 1900
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent

Post Hole Digger.

Description: Patent for a new post hole digger that both facilitates the creation of straight sides to the hole and a mechanism to allow for easy removal of the dirt.
Date: August 17, 1916
Creator: Armstrong, John Joshua, Sr.
Item Type: Refine your search to only Patent

Brooder

Description: Patent for a brooder which prevents chicks from entering after a certain number have gone through the door.
Date: November 5, 1912
Creator: Becker, August B.
Item Type: Refine your search to only Patent

Insect Destroyer.

Description: Patent for a new and improved insect trap. This design "relates to certain new and useful improvements in devices for distributing liquid poison on cotton and other plants to destroy insect life thereon; and it consists in the [novel] construction and arrangement of parts" (lines 14-18).
Date: July 18, 1882
Creator: Binkley, James E.
Item Type: Refine your search to only Patent

Automobile-Jack.

Description: Patent for an automobile jack design adapted for use in garages and by those who need to do work underneath an automobile. Illustration included.
Date: August 29, 1912
Creator: Bouldin, W. Claughton
Item Type: Refine your search to only Patent

Trace Carrier.

Description: Patent for a new and improved trace-carrier. This design "relates to harness, and is more particularly a trace-carrier connected to the back-band thereof at its point of connection with the traces; and the same consists of a buckle composed of two parts having laterally-extending arms hinged together at their outer ends, whereby an open eye or loop is produced for receiving the trace" (lines 8-15).
Date: June 3, 1890
Creator: Brooks, George Washington
Item Type: Refine your search to only Patent

Seed Planter.

Description: Patent for a new and improved seed planter. This design consists in "[t]he combination, with the seed-hopper and seed-slide, of the stationary catch and elastic spring-catch, both secured to the hopper and arranged to grasp the head of the brush" (lines 60-64).
Date: October 25, 1881
Creator: Brooks, James Madison
Item Type: Refine your search to only Patent

Automatic Switch Indicator

Description: Patent for an automatic switch indicator. This invention is designed to "prevent accidents resulting from misplaced switches, due to the carelessness of the railroad employees or the inability of the engineer to see the customary track-signals" (line 14-19). Illustrations included.
Date: October 23, 1906
Creator: Coffin, Edward F.; Shaw, Carey & Green, Samuel
Item Type: Refine your search to only Patent

Improvement in Churns.

Description: Patent for improvement in churns by using an oblong box with a diamond-shaped dash fixed in the box. The churning is done by rapidly swing the box back and forth until butter is obtained. Illustration is included.
Date: October 8, 1872
Creator: Cottingham, Gideon W.
Item Type: Refine your search to only Patent

Quilting Mechanism for Sewing-Machines.

Description: Patent for an improved, simple, inexpensive, and efficient quilting-frame and makes quilting much faster. "The frame is provided with a longitudinal bar having a groove to form a track, in which travels a gage-wheel, which is adjustable and held by a spring-arm, which serves, also, as a means of changing the position of the wheel" (lines 22-26).
Date: August 9, 1892
Creator: Delany, Charles William
Item Type: Refine your search to only Patent
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