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Improvement in Wheels for Vehicles.
Patent for new and useful improvement in wagon hubs that includes one-piece attachment and spokes that can be cut by metal strips by exposed to no injury, including illustrations.
Date:
March 18, 1873
Creator:
McNalley, Michael
System:
The Portal to Texas History
Improvement in Balanced Valves.
Patent for an improvement in the design of balanced slide valves for steam and other engines, including illustrations.
Date:
March 18, 1873
Creator:
Fitzsimmons, Henry.
System:
The Portal to Texas History