Cotton-Chopping Machine (open access)

Cotton-Chopping Machine

Patent for a cotton chopping machine. Illustrations included.
Date: August 8, 1911
Creator: Lynn, Walter Hugh
System: The Portal to Texas History
Sulky-Plow. (open access)

Sulky-Plow.

Patent for a sulky plow for three horses, which stops the plow pole from rubbing the middle horse.
Date: August 18, 1908
Creator: Marx, Otto H.
System: The Portal to Texas History
Thread-cutting Tool. (open access)

Thread-cutting Tool.

Patent for a thread cutting tool developed to efficiently thread bolts, rods, and other parts without damaging the ends of the thread, includes illustrations.
Date: August 5, 1919
Creator: Newman, Malcolm A.
System: The Portal to Texas History
Swingletree Clip (open access)

Swingletree Clip

Patent for providing an improved form of swingletree clip which is simple in construction, may be cheaply made and in which the eye which connects the hook to the clips swiveled so that the hook may rotate and thus there will be no change of disengagement between the draft connections and the swingletree.
Date: August 14, 1917
Creator: Leasman, John D.
System: The Portal to Texas History
Planter (open access)

Planter

Patent for a planter. Illustration included.
Date: August 10, 1909
Creator: Brinkoeter, August
System: The Portal to Texas History