UNT Libraries Government Documents Department - 1,002 Matching Results

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Improved Bridge.

Description: Patent for an invention that "is to provide certain improvements in the construction of bridges, whereby the parts thereof, of wood, may be readily removed for the substitution of others, when decayed or broken, without interfering with the use of the bridge or weakening it (lines 10-15)". The patent includes instructions and illustrations.
Date: January 11, 1870
Creator: McDowell, H. S.

Improved Double Pincers.

Description: Patent for the improvement of double pincers by way of "double jaws, by which both sides of the shanks of a boot of shoe can be clamped and held at the same time."
Date: March 29, 1870
Creator: Maund, William

Improved Head-Rest.

Description: Patent for a new and improved head-rest for railroad-car seats and other seats, that can be applied to or removed from the back of seats without the use of clamp-screws, and are adjustable and adaptable to the convenience and comfort of different persons. It includes a description and illustrations.
Date: May 31, 1870
Creator: Littlepage, Caleb V.

Improved Side-Saddle.

Description: Patent for "a new and useful improvement in side-saddles, and consists in forming the saddle-tress hollow, or with air-chambers within." (Lines 9-11) Includes instructions and illustrations.
Date: July 26, 1870
Creator: Smith, Fenwick

Improved Washing-Machine.

Description: Patent for a machine for washing and wringing clothes, which can be used with a furnace for heating the water but has legs for support when being used separately from a furnace. Includes instructions and illustrations.
Date: September 13, 1870
Creator: Moore, Alfred L. D.

Improvement for Axle-Boxes for Vehicles

Description: Patent for an improvement in axle-boxes for vehicles which incorporates an adjustable tube that may take up the wear on its ends.
Date: June 11, 1872
Creator: Ahrenbeck, Charles

Improvement for Machines for Washing Photographs.

Description: Patent for an improved machine for washing photographic prints allowing metallic or other rigid plates to be washed in addition to flexible prints.
Date: February 6, 1877
Creator: Miller, Noah J.

Improvement in Addressing-Machines.

Description: Patent for a new and improved design of addressing-machine which is intended for use in newspaper offices and business purposes in general. It includes illustrations.
Date: December 17, 1878
Creator: Piner, John

Improvement in Adjustable Hammers for Fire-Arms.

Description: Patent for "the particular construction and arrangement of such swiveling striker with its locking devices, and its combination with a double-barreled gun, whereby a single hammer may be employed for both barrels, the striker being capable of such adjustment as to bring it within the range of either nipple, or into an intermediate position between the two, for the prevention of accidents." (Lines 17-26) Includes instructions and illustrations.
Date: January 8, 1878
Creator: Toepperwein, Emil A. F.

Improvement in Adjustable Hats

Description: Patent for an improvement to adjustable hatband which includes directions and illustrations.
Date: March 20, 1877
Creator: Cassiano, I. Ygnacio

Improvement in Adjustable Hats.

Description: Patent for a mechanism improving the ability to adjust the shape of a hat to fit different sized heads. The patent is for an "adjustable attachment for enlarging and contracting" the hat's design.
Date: December 2, 1873
Creator: Cassiano, Ygnacio I.

Improvement in Adjustable Saddle-Trees.

Description: Patent for "improvements in saddle-trees; and the invention consists in constructing the forward ends of the trees with the hinged connection between its sides, to allow lateral adjustment of the sides to and from each other..." (lines 10-13) including instructions and illustrations.
Date: June 16, 1874
Creator: Heaton, George & Eckley, Charles

Improvement in Agricultural Implements.

Description: Patent for improvements to a corn and cotton-seed planter with instructions and illustrations.
Date: December 2, 1879
Creator: Neal, Nathan P. & Stroud, Wiley N.

Improvement in Air-Cooling Apparatus.

Description: Patent for "the construction and arrangement of a refrigerator for the purpose of cooling and maintaining a low and dry temperature, for preserving fresh meats and vegetables, and for cooling rooms for any purpose." (Lines 10-15) Includes instructions and illustrations.
Date: March 30, 1875
Creator: Hyatt, Frank A.

Improvement in Air-Pressure Fluid-Vents.

Description: Patent for "new and useful improvements in air-pressure automatic fluid vents for the use in the discharge of all liquids" (lines 3-6), including instructions and illustrations.
Date: December 25, 1877
Creator: Park, Hardy B.

Improvement in Angle-Plates for Doors.

Description: Patent for a strengthening bracket for improving angle-plates for door hinges, such that the door will be supported from sagging at the hinge.
Date: October 14, 1879
Creator: Morris, Robert C. & McLane, Hiram H.

Improvement in Animal-Traps.

Description: Patent for improvement in animal-traps, with description and illustrations.
Date: December 26, 1876
Creator: Anderson, Zachariah J.

Improvement in Animal-Traps.

Description: Patent for an improvement in animal traps to catch animals without bait, including illustrations.
Date: March 10, 1874
Creator: De Vilbiss, John W., Jr.

Improvement in Animal-Traps

Description: Patent for "traps for catching large and small animals; and it consists in the combination of a number of inclined plates or boards, provided with spurs on their lower ends and hinged to fixed ridges on their upper ends, so arranged as to form ridges or elevations and depressions, and to entrap the animals by holding their legs between the spurred ends of said inclined plates" (lines 15-23).
Date: April 14, 1874
Creator: Flournoy, Rice Smith

Improvement in Animal-Traps.

Description: Patent for an improvements in animal traps. It is similar to a hook and proper for mouse and rat.
Date: June 10, 1879
Creator: Milby, Frank Whitson
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