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Improvement in Seed-Planters. (open access)

Improvement in Seed-Planters.

Patent for improvement in seed-planters by using a combination of lock-lever, bars, set-screw and a tongue to “construct accurate planters in which the planting may be readily done in exact check row, and which will allow the dropping device to be instantly thrown into or out of gear when desired.” (Lines 16-19) Illustration is included.
Date: April 13, 1869
Creator: Herrin, I. F.
System: The Portal to Texas History
Improvement in Needle-Threaders for Sewing-Machines. (open access)

Improvement in Needle-Threaders for Sewing-Machines.

Patent for improvement in needle-threaders for sewing machines by using an “eyelet-frame that formed by two equal parallelopipeds. These parallelopipeds are being kept together by two springs and may be separated by pressing the pins toward each other.” (Lines 32-35) “The axis of a conical eyelet will be laid in the joint planes of the parallelopipeds, its apex in the front side, its basis in the opposite side of the eyelet-frame, through which eyelet the thread has to pass when the instrument is used and applied to the machine-needle.” (Lines 37-42) This instrument can be used with curved or straight needles. Illustration is included.
Date: April 20, 1869
Creator: Thielepape, Wilhelm C. A.
System: The Portal to Texas History
Improvement in Hair-Triggers (open access)

Improvement in Hair-Triggers

Patent for a hair-trigger for firearms.
Date: August 24, 1869
Creator: Schenck, F.
System: The Portal to Texas History
Improvement in Hair-Triggers. (open access)

Improvement in Hair-Triggers.

Patent for improvement in fire-arms by arranging a hair-trigger on to a fire-arm that have a guard and a trigger without alternation of the interior mechanism of the gun-lock; it is not necessary for the application of a fly in the hammer to prevent the catching of the trigger in the rest-notch of the hammer. (Lines 11-19) Illustration is included.
Date: August 24, 1869
Creator: Schenck, F.
System: The Portal to Texas History
Improved Compound for Destroying Vermin in Cattle (open access)

Improved Compound for Destroying Vermin in Cattle

Patent for topical medication to kill screw-worms in livestock wounds.
Date: August 10, 1869
Creator: Kalteyer, Frederick
System: The Portal to Texas History