3 Matching Results

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Bridge (open access)

Bridge

Patent for the construction of substantial bridges of wood adapted for long spans, and which can be put up where iron bridges would be too expensive.
Date: May 24, 1881
Creator: Brenner, August W.
System: The Portal to Texas History
Weaning-Bit (open access)

Weaning-Bit

Patent for a weaning-bit. This bit "[admits] air into the mouth of the animal, thus obviating any drawing or sucking action." (lines 10-12) Additionally, this bit was created to be of better construction which would make it cheaper and longer-lasting.
Date: July 24, 1917
Creator: Turner, Wiley Ernest
System: The Portal to Texas History
Gate. (open access)

Gate.

Patent for an automatic gate at railroad crossings, adaptable for use in "farm gates and automatic gates for carriage roads" (page 1, lines 11-12) using "an inclined cam disk, of a spring actuated lever" (page 4, lines 27-28), trip devices, and a bell or other signal, with illustrations.
Date: January 24, 1893
Creator: Neeb, William
System: The Portal to Texas History