Xray Tube

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  2 patents – 1 one for a new and improved version, 1 for a battery dry handle.

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• 

  Phrenology

  $20.00 – $85.00

  Phrenology

  Select options This product has multiple variants. The options may be chosen on the product page
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  Infant Incubator

  $20.00 – $85.00

  Infant Incubator

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  Medical Triple

  $90.00

  Medical Prints Triple Framed (shown in black but also available in bronze)

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• 

  Stethoscope

  $20.00 – $85.00

  Stethoscope

  First USA patent on the stethoscope – for a concealed noiseless spring that eliminated vibrations.

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• 

  Phoropter

  $20.00 – $85.00

  Phoropter (for eye testing)

  Invented by Henry DeZeng, who also trademarked the word Phoropter – a word that is now used for visual testers.

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• 

  Respirator

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  Respirator

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  Bunsen Burner

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  Bunsen Burner

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• 

  Bausch and Lomb Microscope

  $20.00 – $85.00

  Bausch and Lomb Microscope

  First Bausch & Lomb microscope. Both witnessed the patent document. Print includes these signatures.

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• 

  Blood Pressure Manometer

  $20.00 – $85.00

  Blood Pressure Manometer

  2 patents – construction improvement for less breakage and better accuracy, second has a mercury reservoir and glass measuring tube.

  Select options This product has multiple variants. The options may be chosen on the product page
• 

  Dentist Chair

  $20.00 – $85.00

  Dentist Chair

  2 patents – 1 for the design of chair, 1 for the cup holder for spittoon.

  Select options This product has multiple variants. The options may be chosen on the product page
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  Mortar and Pestle

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  Mortar and Pestle

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  Aspirin

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  Aspirin

  Felix Hoffman's patent on his refinement of the formulation that Charles Frederic Gerhardt tried but gave up on.

  Select options This product has multiple variants. The options may be chosen on the product page