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Breech-Loading Fire-Arm

Description: Patent for a new and improved breech-loading firearm. This design "consists in the devices for opening the breech-block and ejecting the cartridge-shell by one and the same motion that cocks the gun, and also in a spring and pitman arranged with the breech-block" (para. 2).
Date: December 4, 1877
Creator: Petmecky, Joseph C.
Partner: UNT Libraries Government Documents Department

Improvement in Wagon-Brakes.

Description: Patent for "wagons which have brakes applied to them, so constructed that in descending a grade the brakes will be automatically applied, and, in moving on a level or ascending a hill, the brakes will be relieved from the wheels." (Lines 6-11) Includes instructions and illustrations.
Date: December 4, 1877
Creator: Hart, Alfred
Partner: UNT Libraries Government Documents Department

Improvement in Combination-Hoes.

Description: Patent for "hoes in which the blade is made detachable from the handle-eye, and the latter made to receive several blades or other attachments." (Lines 13-16) Includes instructions and illustrations.
Date: December 4, 1877
Creator: Nelson, David A.
Partner: UNT Libraries Government Documents Department

Improvement in Railroad-Switches.

Description: Patent for a railway switch for wooden or iron railway-tracks.
Date: September 4, 1877
Creator: Harding, John W.
Partner: UNT Libraries Government Documents Department
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