Wire Stretcher. (open access)

Wire Stretcher.

Patent for new and useful improvements in wire-stretchers. The "invention has relation to improvements in wire-stretchers, and especially to that class of wire-stretchers employed in wire-fence building or repairing" line 10).
Date: January 28, 1902
Creator: Dunlap, Sam H.
System: The Portal to Texas History
Improvement in Cultivators. (open access)

Improvement in Cultivators.

Patent for improvement in cultivators by using adjustable screw-rods from the ends of short laterally-vibrating levers to suspend the cultivator-beams in the front; the levers are arranged to be operated by an attendant’s feet. Illustration is included.
Date: September 28, 1869
Creator: Hall, Thomas J.
System: The Portal to Texas History
Improvement in Plows. (open access)

Improvement in Plows.

Patent for improvement in plows: "The invention consists in so attaching a revolving disk, cutter, or colter to the beam of the plow that it will rotate on its own axis, and vibrate laterally, to accommodate itself to the line of draft or direction of the beam of the plow; also, in the means used by which the revolving cutter or colter is attached to the beam of the plow, and having the means of swiveling or turning in the beam to accommodate itself to the line of draft of the plow" (lines 22-31) including illustrations and instructions.
Date: December 28, 1869
Creator: Hall, Thomas J.
System: The Portal to Texas History
Oil Press Mat. (open access)

Oil Press Mat.

Patent for a new and improved oil-press mat. This design "produce[s] a mat which is provided with three leaves, whereby two cakes can be pressed at the same time, and the three leaves to be flexibly connected together in such a manner that the mat can be readily and easily handled, at the same time that it is made strong and durable and lasting" (lines 25-31).
Date: June 28, 1881
Creator: Mistrot, Jean Jacques
System: The Portal to Texas History
Cotton-Pest-Poisoner (open access)

Cotton-Pest-Poisoner

Patent for an insect destroyer specifically designed for use in the treatment of cotton plants. The cotton-pest poisoner is in the form of a powder that can be scattered over the plants.
Date: September 28, 1920
Creator: Saladiner, Joseph M.
System: The Portal to Texas History