211 Matching Results

Search Results

Results: 1 - 24 next

Animal-Trap

Description: Patent for a foot trap for catching animals known for their furs that will prevent the animal from gnawing the trap or his foot off.
Date: May 9, 1911
Creator: Roberson, Elige L.
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

Clock Attachment

Description: Patent for an improved clock attachment to operate "a series of alarms or signals arranged in different rooms of a building or in other separated stations for simultaneously sounding the alarms or for operating the signals at predetermined times." (lines 11-17) including illustrations.
Date: January 11, 1915
Creator: Moore, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bottle Holder.

Description: Patent for a bottle holder, to hold ink bottles to a surface such as a desk or table. It is designed to be both a permanent or detachable fixture.
Date: December 3, 1918
Creator: Kayser, Mary Louise
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Lock and Jack.

Description: Patent for a combination lock and jack to prevent automobile theft. The jack locks the operating levers of an automobile to prevent them from moving, and the lock prevents its removal. The jack can also be detached and collapse for easy storage.
Date: May 5, 1919
Creator: Brittain, William Franklin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench that can hold round-headed fastening elements (bolts) so as to prevent from turning in the same direction. The wrench can be held while the jaws grip and hold the round heads of bolts.
Date: October 23, 1917
Creator: Wright, John G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for improvements in wrenches, particularly relating to the type generally known as the spanner wrench. The object of this invention is to provide an improved spanner wrench including means for reliably retaining the wrench head in proper position with relation to the object being rotated.
Date: January 4, 1916
Creator: Wright, John G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Truss.

Description: Patent for improvements to trusses, which uses "a pair of spring hangers each carrying a pad of particular construction and arrangement" (lines 9-11). Patent includes instructions and illustrations.
Date: March 14, 1916
Creator: Gilmore, Aaron W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Type-Writer Line-Shift.

Description: Patent for line shifter attachment for typewriter which makes it possible for the typewriter to print characters above or below the standard line of print. This attachment makes the typewriter useful for taking stenographic notes.
Date: May 30, 1916
Creator: Byrne, Henry E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Insulator Support for Line Wires

Description: Patent for an insulator support for line wires. This invention is designed to support the cross arms used with telephone and telegraph poles. illustration included.
Date: December 10, 1912
Creator: Hoybook, Henry L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Switch.

Description: Patent for a switch mechanism for use on railroads. The switch can be installed without cutting the railroad tracks. Instructions and illustrations are included.
Date: March 20, 1917
Creator: Allen, Gus V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Clasps.

Description: Patent for improvement in clasps "especially adapted for garment supporting" (lines 9-10) including instructions and illustrations.
Date: January 5, 1915
Creator: Stafford, Beverly F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Knockdown Frame

Description: Patent for improvements to the knockdown frame for easy setup and take down and for supporting a block and tackle. This invention also provides a device for locking the fall rope of a block and tackle after the load is raised.
Date: July 14, 1914
Creator: Padgett, Harry H. & Bookout, Louis L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen