Patent for "a simple, economical, and portable combined computing and weighing scale for ordinary use so simple in its operation that an illiterate person can manipulate it with as much facility as one trained to the practical use of more complicated devices" (lines 20-25).
Patent for certain new and useful improvements in a combined multiple weight and pendulum scale and appliance, including instructions and illustrations.
Design patent for an insect-exterminator that consists of a circular pan and a conical lamp-body arranged centrally within the pan and projecting above the plane thereof.
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