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.
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

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
Item Type: Refine your search to only Patent
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