UNT Libraries Government Documents Department - 10 Matching Results

Search Results

Improvement in Plows.

Patent for the improvement of the plow using braces and mold-board for a sturdy and very durable plow, including illustration.

Date: November 15, 1859

Creator: Townsend, John T.

Improvement in Fluting Sad-Irons.

Patent for "a new combination of fluting and sad-iron, of such kind that the upper fluting-roller will serve as handle for the sad-iron, there being thus no loose or separate parts required for the two functions." (Lines 17-21) Includes instructions and illustrations.

Date: November 14, 1871

Creator: Franklin, Edward A.

Improvement in Truss-Bridges.

Patent for an improved method of truss-bridge construction, "whether made with a single or double roadway and with or without a sidewalk upon one or both sides, so as to enable them to be made with less material and less expense than when made in the ordinary manner, and which shall at the same time have an equal or greater strength." (Lines 14-20) Includes instructions and illustrations.

Date: November 17, 1874

Creator: Miner, John L.

Improvement in Cotton and Corn Planters.

Patent for improvement to cotton and corn planters, including a hinged or pivoted frame to carry the plows which can be adjusted by foot levers. Illustration included.

Date: November 11, 1873

Creator: Penington, Asa, Jr.

Cartridge-Loading Machine

Patent for "an improvement in cartridge-loaders adapted to load cartridge shells automatically, the machine being operated by suitable power. It consists in improved power mechanism and devices which may be arranged and combined with the loading mechanism of a machine cartridge-loader" (lines 38-45).

Date: November 25, 1890

Creator: Franklin, Edward A.

Lock for Sliding Doors.

Patent for a new and improved lock. This design consists "[i]n a lock, the combination of the latch, the spring pressing upon it, and the trip-lever, provided with upper and lower arms and the former serving as a seat for the spring and the latter having a projection for the key to act upon" (lines 97-102).

Date: November 10, 1885

Creator: Hayden, Miles & Dixon, William Cason

Ball-Caster.

Patent for a new and useful ball caster, including instructions and illustrations.

Date: November 14, 1899

Creator: Carraway, Esther P. H.

Oil-Burning Attachment For Stoves or Furnaces

Patent for "an attachment for wood and coal stoves and furnaces by which hydrocarbon oils can be burned in connection with a wood or coal fire in a very effective and economical manner, the attachment being also capable of being used alone for heating and cooking..."

Date: November 4, 1902

Creator: Cordray, Henry A.

Desk.

Patent for a new and useful desk "with depressible leaves or writing bed sections" (line 10)

Date: November 30, 1897

Creator: Welch, James N.

Air-Blast Cotton-Gin

Patent for airing out the lent from the brushes on the ginn. This also uses less power than the ones before.

Date: November 21, 1914

Creator: Ginn, Carrollvernon B.