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Water-Purifying Apparatus. (open access)

Water-Purifying Apparatus.

Patent for a water purifying device for use in water distribution systems, which mixes the water with a chemical salt and then takes it into a settling basin where mud and such sink to the bottom, leaving pure water on top which is let out for distribution.
Date: March 17, 1908
Creator: Fender, John B.
System: The Portal to Texas History
Insect-Exterminator (open access)

Insect-Exterminator

Patent for an insect exterminator to be transported to and used within crop fields which separates insects from plants by means of brushes and kills the insects by depositing them into a pan containing liquid insecticide. Exterminator also includes a sprayer to deliver insecticide onto crops. Exterminator is designed to be pulled by draft animals.
Date: April 17, 1906
Creator: Thompson, Everett Edward
System: The Portal to Texas History