UNT Libraries Government Documents Department - 35 Matching Results

Search Results

Results: 1 - 24 next

Improvement in Ox-Bows.

Description: Patent for improvements to ox-bows so that they "shall not require bending, and which may be made in parts of the country where timber suitable for bending is scarce" (lines 9-12).
Date: May 24, 1870
Creator: Moore, Alfred L. D.
Item Type: Refine your search to only Patent

Improvement in Gun-Locks.

Description: Patent for "a novel application of hair-trigger catch to the main trigger, which operates together with a holder and separate springs." (Lines 30-33) Includes instructions and illustrations.
Date: August 16, 1870
Creator: Deutz, Joseph
Item Type: Refine your search to only Patent

Improvement in Stalk-Pullers.

Description: Patent for an "improved machine designed especially for pulling cotton-stalks, but which may be used with advantage for pulling other stalks, weeds, &c., and which shall be so constructed as to clear itself of the stalks as they are pulled" (para. 4).
Date: April 11, 1876
Creator: Butler, George W. & O'Connell, Timothy P.
Item Type: Refine your search to only Patent

Improvement in Piano-Pedal Attachments.

Description: Patent for improved piano-pedal attachments which would help "children who are not able to reach the regular pedals; by hooking the stool to the regular pedal-support and setting the connecting-rods in the little sockets in the piano-pedals." (Lines [9-14]) Illustration is included.
Date: March 14, 1876
Creator: Cheesman, Charles F.
Item Type: Refine your search to only Patent

Improvement in Sand-Conveyers.

Description: Patent for a machine for "taking up and conveying sand into a suitable receptacle". Patent for breaking up sand and transferring it into a receptacle by means of circular cutters, conducting apron, inclined plate.
Date: July 17, 1877
Creator: Garcia, Rufino C.
Item Type: Refine your search to only Patent

Improvement in Fences.

Description: Patent for improvement in iron fences by using rails and bars to support the braced posts. All the parts are easily taken apart, this flexibility allows the fence to be set on uneven as well as on level ground. Illustration is included.
Date: July 23, 1872
Creator: Lerick, Isaac N.
Item Type: Refine your search to only Patent

Improvement in Windmills.

Description: Patent for an improved windmill, including illustrations, consisting of an arrangement of "three stationary sails between arms on central shaft, so as to obtain double or increased power from the air passing through the wheel." (lines 7-10)
Date: December 2, 1879
Creator: Dewees, Thomas
Item Type: Refine your search to only Patent
Back to Top of Screen