896 Matching Results

Search Results

Advanced search parameters have been applied.
in place name: "United States - Texas - Harris County - Houston"  
prev Results: 889 - 896

Improvement in Railroad-Switches.

Description: Patent for improvement in railroad-switches by “mounting a frog on a plate, and provided with pivoted rails or rail-sections, arranged for operation in connection with fixed rail-sections upon the plate, to form a continuity with either line of main rail, and connected below the plate by pivoted bars or levers, to secure a relative action or adjustment of the pivoted or movable rail-sections, whereby a very perfect and simple frog operating to prevent break in the main line or lines is obtained… more
Date: July 16, 1872
Creator: Fitzsimmons, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Car-Couplings.

Description: Patent for "an improved car-coupling simple in construction, convenient in use, and effective and reliable in operation." (lines 12-14) e.g., including illustration.
Date: September 24, 1872
Creator: Allen, Henry & Baldwin, Addison H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cart-Saddle

Description: Patent for a more animal-friendly saddle to attach a horse to a cart by adjusting the way the girth is handled as the cart is loaded.
Date: April 1, 1879
Creator: Franks, Ely Anderson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen