Resource Type
Counties
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Railroad-Trestle.
Patent for improvements to current railroad trestles, in particular the truss work and supported structure. Improvements include ease of build and repair and a more practice and substantial design.
Date:
December 8, 1914
Creator:
Teters, Paul Albert
System:
The Portal to Texas History
Well-Screen.
Patent for improvements in well-screen by providing a symmetrical strainer which having an exceedingly firm and rigid frame; it is constructed as to interpose the least obstruction to the straining operation. (Lines 21-25) Illustration is included.
Date:
December 8, 1903
Creator:
Karsch, George J.
System:
The Portal to Texas History
Gate.
Patent for a new and improved gate. This design "has for its object to provide a device of this character which shall be cheap and simple in its construction, one that may be easily operated, and yet be positive in its engagement with the latch to prevent it from being opened by cattle, &c." (lines 8-14).
Date:
December 8, 1885
Creator:
Dunn, Henry Frankling.
System:
The Portal to Texas History