Dayton Inventions – Part 3

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  • Stepladder – John Balsley, 1862.

  • Ice Cream Cone Dispenser – Alexander McLaren, 1919.

  • Electric Furnace for cars – Charles L. Lee, 1923.

  • Air Conditioner (window/wall units) – Robert R. Candor, 1943.

  • Ice tray – Harry A. Toulmin Jr., 1947

  • Filter for cigarettes – Malvern J Hiler, 1956.

  • Self-defrosting two-temperature refrigerator – Leonard J. Mann and Clifford H. Wurtz, 1961.

  • “Joyce” lift (aka Hydraulic lift, vehicle lift) – Ion von Kert Hott, 1958.

  • Laminated Safety Glass – David G. Glasgow and Charles E. McClung, 1974.

2 thoughts on “Dayton Inventions – Part 3”

  1. Nice , my wife’s Father, Leonard J.Mann and a refrigerator patent. Frost Free Refrigerator. He had 41 parents.

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