189 Matching Results

Search Results

prev Results: 169 - 189

Pessary

Description: Patent for an improved uterine dilator for the application of medicine to the uterus, with illustrations.
Date: July 22, 1902
Creator: Overton, Benjamin Franklin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Door Fastener

Description: Patent is for door locking device for fasteners that can be carried around in a pocket. It is an improvement on models in circulation.
Date: June 12, 1917
Creator: Price, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dumping-Car

Description: Patent for a dumping car to be used on railways for the purposes of dumping gravel and soil and other such materials.
Date: January 3, 1893
Creator: Womelsdorff, Henry Clay
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Door-Operator.

Description: Patent for a device that is a means of mounting a train car door by which it may be easily opened or closed, and especially easily fixed when stuck.
Date: August 26, 1913
Creator: Gradick, Wiley, Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Detachable-Blade-Connecting Device For Tools.

Description: Patent for detachable blade connecting device for tools, the importance of which lies in the fact that this tool provides "simple and efficient means for detachably supporting interchangeable blades which may be quickly removed and replaced" (lines 16-19).
Date: July 28, 1914
Creator: Grimes, John Willis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Design for a Badge

Description: Patent for a design for an ornamental badge celebrating the Emancipation of slaves by Abraham Lincoln.
Date: October 6, 1906
Creator: Whitney, Junius P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Acetylene-Gas Generator.

Description: Patent for certain new and useful improvements in acetylene gas machines, including instructions and illustrations.
Date: August 1, 1899
Creator: Henderson, Thomas & Stapp, William A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Detachable and Adjustable Roller.

Description: Patent for a new and improved hand-truck. This design consists in "the combination, with the sections . . . arranged parallel to each other and adapted to have a combined longitudinal and lateral motion with reference to each other . . . rollers located upon the under side of said sections, and the spurs on the upper faces at each end, of the braces . . . located, respectively, upon the lower and upper faces of the device and diagonally across the same, and pivoted at each end to said sections … more
Date: October 1, 1889
Creator: Delany, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Device for Attaching Horseshoes.

Description: Patent for a new and improved device for attaching horseshoes. This design "relates to improvements in means for attaching shoes to the hoofs of horses or mules without the use of nails; and the invention consists in . . . a nailless shoe [that] can be firmly and securely attached to the foot and detached therefrom without requiring the services of a smith" (lines 9-18). To this end, it consists in "the combination, with the shoe-plate and the toe-plate, of the toe-bar having a flange to engage… more
Date: November 4, 1890
Creator: Mayow, Daniel L. & Castle, John M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Device for Cutting Boiler Tubes.

Description: Patent for a new device for cutting boiler-tubes. This design "is to be adjusted a distance from the head sufficiently in excess of the thickness of the tube sheet to prevent injury to the latter. The device is then inserted into the end of the tube, with the head abutting against the outside of the tube-sheet. By turning the screw the wedges may then be drawn toward each other, thus forcing the block carrying the cutter outward. The device is now to be turned by the shank alternately with feed… more
Date: April 18, 1882
Creator: Franklin, James Johnson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Device For Converting Motion.

Description: Patent for a device that converts "regular rotary motion into irregular reciprocating motion" (lines 15-16) which includes instructions and illustrations.
Date: January 26, 1886
Creator: Shellenberger, Samuel L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fruit Coring and Halving Machine.

Description: Patent for a new and improved fruit corer and halver. This design consists "[i]n a fruit cutter, the combination of the pivoted knives having laterally-concaved facing sides and curved inward to the edges at the upper ends, the arms extending from one side of said knives near their lower end, and the vertically-moving guide-plate provided with the longitudinal guide-grooves parallel at their upper and lower portions and curving inward to meet at their centers, into which grooves the ends of sai… more
Date: November 20, 1888
Creator: Harpst, Edgar S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fruit Picker.

Description: Patent for a new and improved fruit picker. This design "is to provide a picker that may be adjusted in length to suit trees of different heights. A further object is to provide a picker with a fruit-receptacle, which is constructed of wire gauze or netting to adapt the same to be introduced readily between branches that are close together; and a further object is to provide a picker which is simple in construction, and can be cheaply made and not liable to get out of order" (lines 16-26).
Date: June 18, 1889
Creator: Harpst, Edgar S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fruit-Picker.

Description: Patent for a fruit-picker that has a jaw or jaws that severs the stem of the fruit, a fabric tube that brings the fruit to the operator or a basket. It bruises the fruit less than other pickers do.
Date: September 24, 1895
Creator: Williams, Thomas Page
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a cultivator, which has a movable beam for use as a straddle row cultivator that allows the draft animal to walk on either side of the rows of plants.
Date: July 23, 1907
Creator: Nicholson, Matthew H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for a cultivator. Illustration included.
Date: January 15, 1907
Creator: Nicholson, Matthew Harris & Rosenbaum, Eugene
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a cultivator for cotton farming meant to be strong and durable as well as light and inexpensive to construct; to make it convenient to adjust the shovel beams for different distances between rows; and to support the shovel-beams in an elevated position so that they do not contact the ground and to allow them to be lowered as needed.
Date: August 12, 1902
Creator: Comstock, Andrew J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Attachment for Plows

Description: Patent for "improvements in attachments for plows for the purpose of cutting roots, sods, and the like, and has for one of its objects to provide a simply constructed attachment which not only provides a suitable cutting implement but likewise includes a removable landslide." (9-15)
Date: January 25, 1916
Creator: Reeves, Wesley L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen