14 Matching Results

Search Results

Results: 1 - 14

Improvements in Escapements for Time-Pieces

Description: Patent for inprovements in escapements for time-pieces involving levers and duplex escapements as a way of improving force and regularity in time-pieces. Patent gives instructions and provides illustrations.
Date: October 21, 1879
Creator: Laughlin, Abner G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Plows

Description: Patent for improvements in the constuction of plows in order to obtain the "best" (line 50) results of "cleanness in furrow, lightness of draft, and facility afforded in constructin the plow" (line 51-52).
Date: October 23, 1879
Creator: Woodward, Lewis E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Churning-Machines

Description: Patent for improvement in mechanisms in operating churns. Includes a crank wheel and spindles for churning, as well as a better balanced upright position.
Date: October 14, 1879
Creator: Haile, James T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Sheet-Metal Vessels

Description: Patent for a cylindrical vessel made of sheet-metal rather than tin. Including a inward double hanging ledge and two layers of metal soldiered together.
Date: October 14, 1879
Creator: Morris, Robert C. & McLane, Hiram H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen