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Sprinker.
Patent for a new and improved pesticide sprinkler for cotton plants. This design "provid[es] . . . a relief-valve, so that should the nozzle become stopped up at any time this valve will open and let the fluid escape through the piston without doing any harm to the pump or stopping the vehicle" (lines 14-19).
Date:
October 19, 1880
Creator:
Pinter, Francis T.
System:
The Portal to Texas History