Poison Distributer.
Description:
Patent for a new and improved poison distributor. This design "relates to improvements in machines for exterminating insects . . . the application of poisons in solutions . . . cannot be brought into contact with every part of an infested plant. They furthermore invariably retard the growth and often kill the plant. . . . The object of [the] invention is to obviate the defects referred to . . . whereby pulverized poisons may be rapidly ejected, not directly upon the plants, but mainly into the …
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Date:
March 18, 1890
Creator:
Richards, Henry B.
Partner:
UNT Libraries Government Documents Department