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Colonial North America at Harvard Library

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  • item2

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  • Francis A. Countway Library of Medicine2

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  • No date[remove]2

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  • English2

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  • History of Medicine[remove]2
  • Instrumentation2
  • Medical instruments and apparatus2
  • Nostrums--history2
  • Patent licenses--Connecticut--History2
  • Patents as Topic--history2
  • Perkins, Elisha2
  • Physicians--Connecticut--History[remove]2
  • Plainfield (Conn.)2
  • Tractors, Metallic2

Type

  • Licenses.2

Origin

  • Connecticut2

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2. Patent release from Elisha Perkins to Benjamin Goodhue, circa 1796

Attribution
Francis A. Countway Library of Medicine

3. Patent release from Elisha Perkins to Isaac Backus, 1796

Attribution
Francis A. Countway Library of Medicine
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