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Surface Cattle Guard.
Patent for a new and improved surface cattle-guard. This design "compris[es] a series of parallel triangular bars tapered at their ends and provided with lateral perforated horizontal flanges, the plates to which said flanges are secured, the cross-tie supports, and the solid plank flooring upon which said ties rest, said flooring being some distance below the guard-bars" (lines 55-62).
Date:
September 20, 1892
Creator:
Berry, John S.
System:
The Portal to Texas History
Design for Colter Brace
Design patent for colter-brace for plows.
Date:
July 20, 1897
Creator:
Darby, Robert J.
System:
The Portal to Texas History