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Trap
Patent for an improvement on traps. This trap is primarily insect and pest control, meant for ants and flies.
Date:
October 17, 1919
Creator:
Miller, William B.
System:
The Portal to Texas History
Plow
Patent for a plow that has a quicker and easier way to adjust the angle and depth of the plow. Including illustrations
Date:
October 17, 1916
Creator:
Fehrenkamp, Elo A. & Giese, August H.
System:
The Portal to Texas History