UNT Libraries Government Documents Department - 8 Matching Results

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Churn.: Patent for a churn that is easy to use and efficient.
Combined Cattle-Guard and Halter.: Patent for a combined cattle guard and halter, which prevents cattle from breaking through a fence while allowing them freedom of movement.
Guard-Rail.: Patent for a guard rail clamp for railroad tracks that does not require the use of bolts going through the rail or spacing blocks.
Puzzle.: Patent for a wire puzzle, where the user tries to free a ring from the inside of the wires.
Stack-Pipe Protector.: Patent for an adjustable stack pipe protector.
Stalk-Chopper.: Patent for a stalk chopper, which attaches to a plow.
Tying Device for Hay Bales or Packages: Patent for a tying mechanism for bales of hay and packages. Illustrations included.
Tying Device for Hay-Bales or Packages.: Patent for an automatic tying device for hay bales, while they are going through a hay press.