UNT Libraries Government Documents Department - 119 Matching Results

Search Results

Results: 1 - 24 next

Improvement In Corn And Cotton-Seed Planters.

Description: This patent is an upgraded corn and seed planter machine that plants corn, cotton, and other types of seeds for mass production. The machine is aligned with the surface of the ground. It does not converse with the plows that are attached to it, freeing up the machine to release seeds proficiently with ease.
Date: April 9, 1878
Creator: Adams, Benjamin F.
Item Type: Refine your search to only Patent

Improvement in Car-Journal Boxes.

Description: Patent for the improvement in car-journal boxes. This invention "relates to oil-boxes used upon journals of car-axles, the object being to prevent the lid from shaking off of the oil-stop or oil-packing surrounding the axle to be removed and replaced by a new one without removing the box from the journal."
Date: October 15, 1878
Creator: Alexander, Francis M.
Item Type: Refine your search to only Patent

Improvement in Apparatus for Preserving Meat, &c.

Description: Patent for "an improved apparatus for use in fumigating substances used as food; and also for impregnating water with sulphurous-acid gas, for the purpose of preserving such substances by the antiseptic quality of sulphur" (lines 9-14). Includes instructions and illustrations.
Date: January 15, 1878
Creator: Ames, Theodore George
Item Type: Refine your search to only Patent

Improvement in Ditching-Machines.

Description: Patent for an improved ditching machine design that will "easily and rapidly cut or excavate, on the surface of the ground, soil, clay, or soft stone, a ditch or trench of any reasonable width or depth suitable" (lines 33-37) including instructions and illustrations.
Date: January 1, 1878
Creator: Austin, Matthew J.
Item Type: Refine your search to only Patent

Improvement in Pumps.

Description: Patent for "a pump having two barrels of different diameters, the larger being subjacent to the smaller, and each provided with a valved piston, said pistons being both secured to the same piston-rod, in combination with a weight, arranged to counter-balance the added weights of the water-columns above the smaller and below the larger piston." (Lines 12-20) Includes instructions and illustrations.
Date: September 24, 1878
Creator: Beeman, Geraldo A. & Mason, John T.
Item Type: Refine your search to only Patent

Improvement in Buckles.

Description: Patent for an improved, multi-piece harness-buckle that is attachable without the need of sewing, including a detailed explanation and description of the illustration.
Date: March 12, 1878
Creator: Carnes, William J., Jr.
Item Type: Refine your search to only Patent
Back to Top of Screen