UNT Libraries Government Documents Department - 631 Matching Results

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Description: Patent for an attachment for plows or cultivators "whereby it may be converted into a sweep plow, adapted to be operated between rows of growing crops and capable of being adjusted in width in accordance with the distances apart from said rows" (lines 12-16).
Date: November 8, 1892
Creator: Baggett, Charles L.

Soil Survey of Bastrop County, Texas

Description: Text describes the area, climate, agricultural history and statistics, soil-survey methods and definitions, soils and crops, land uses and agricultural methods, irrigation, and morphology and genesis of soils of Bastrop County, Texas.
Date: 1979
Creator: Baker, Frank E.


Description: Patent for a boat propeller, which is inexpensive and adaptable to small boats. The propeller can go forwards or backwards and use multiple oars.
Date: February 5, 1901
Creator: Caffey, John W.

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "consists in the combination of the draw-heads provided with projections, a coupling-link, an operating-rod loosely connected to each of its ends, and a suitable support or guide through which these rods move . . . The object of [the] invention is to provide a car-coupling in which the two cars are coupled together by means of a link which is provided with an operating rod at each end, both of the rods and the link being attached to one of the cars only" (lines 14-26).
Date: April 29, 1890
Creator: Campbell, Neil Franklin


Description: Patent for a flue which will not crack and open, due to settling or to transverse strain. Also to provide means whereby the flue may be supported from the joists of a ceiling, against settling.
Date: February 3, 1914
Creator: Carl, Reinhold Adolph

Mechanical Telegraph-Sounder

Description: Patent for "a sounder wherein a finger-lever and sounding-lever are combined together with a spring" (lines 13-15) and is "adapted for the use of learners for practicing the manipulation of a telegraph finger-key" (lines 8-10) including instructions and illustrations.
Date: June 22, 1880
Creator: Clopton, John B.


Description: Patent for improvements in paper-files by using a "combination of a base board and a clamp provided with a jaw, a presser-foot provided with a bearing, a crank-shaft journaled in the bearing with its cranked portion under the clamp, and a hinged support or flap under the presser-foot." (Lines 75-80, p. 2) Papers can be held in position or remove by the raising or lowering the presser-foot. Illustration is included.
Date: August 18, 1891
Creator: Clopton, John B.

Pneumatic Cotton-Conveyer.

Description: Patent for a combined cotton elevator and feeder "having exceedingly few parts and which can be easily operated and kept in running order, and which will be cheap, strong, and durable," (lines 34-40) including illustrations.
Date: November 3, 1891
Creator: Clopton, John B.


Description: Patent for an improved violin that is meant to "improve the acoustical properties of the instrument whereby it is enabled to give forth a deeper and softer tone, free from the "twang" common in instruments of this character, and second, to improve the mechanical construction of the instrument so that it will be less liable to become split" (lines 26-33).
Date: May 2, 1893
Creator: Clopton, John B.

Gin Saw Gummer.

Description: Patent for a new and improved gin saw gummer. This design "consists in constructing a gin-saw gummer of a base-block, having a slot to receive the saw, and carrying the dics or stationary cutters, the guide-bar and shoe, the weight-bar, the pivoted bar, carrying the cutter and the gage, the lever and cam for operating the cutter-bar, and the feed mechanism" (lines 23-29).
Date: March 1, 1881
Creator: Clopton, John Benjamin

Saw Gummer.

Description: Patent for a new and improved saw gummer. This design "is to improve the action and prolong the usefulness of the bit and dies, and to prevent the clippings from interfering with the operation of the machine" (lines 26-29).
Date: July 28, 1885
Creator: Clopton, John Benjamin


Description: Patent for an improved washing machine: "The invention consists in combining a lower cylinder having longitudinal spiral grooves with an upper cylinder having longitudinal straight grooves and holes" (lines 14-17).
Date: January 20, 1880
Creator: Dorris, George W.


Description: Patent for a plow designed with an implement to allow user to remove excess dirt from the blade as the plow is being used.
Date: 1879-04-1
Creator: Dyer, Charles V.