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6 Matching Results
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Broaching-Press
Patent for a device used with metal-working machines that provides more efficient finishing.
Date:
December 25, 1900
Creator:
Baker, Jason A.
System:
The Portal to Texas History
Plow Attachment.
Patent for an adjustable plow attachment that is placed onto a plow blade and sweeps aside earth while "forming a load-bearing surface." (p. 1)
Date:
December 25, 1900
Creator:
Bracewell, William B.
System:
The Portal to Texas History
Plow.
Patent for improvements in plows by employing moldboards on both left and right side of the plow; with a shoe or land slide fixed to the plow-beam extension. Then use a V-clamp to secure the plow-handles and a bracket to secure the moldboards and plow-point. This construction will allow free movement of the plow-point and moldboard up and down or vertically without lifting the shoe from the furrow. Illustration is included.
Date:
December 25, 1900
Creator:
Morrison, Robert L.
System:
The Portal to Texas History
Railway-Frog.
Patent for "a frog for crossing rails at switches or railway-crossings" (lines 8-9).
Date:
December 25, 1900
Creator:
Barry, James
System:
The Portal to Texas History
Pyrometer.
Patent for improvement in pyrometers for more accurate and reliable use in cooking stoves.
Date:
December 25, 1900
Creator:
Von Koehring, Henry
System:
The Portal to Texas History
Baling-Press.
Patent for a hand-lever baling press.
Date:
December 25, 1900
Creator:
Williamson, Charles Samuel
System:
The Portal to Texas History