J.B. Sutherland from Detroit patented refrigerated railroad cars.
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Robert Goddard was granted a patent for the rocket-powered aircraft.
After encountering many difficulties, Nathan Stubblefield was finally granted a US patent for his new version of a wireless telephone.
American leading figure Benjamin Franklin created the Franklin Stove.
Inventor and electrical engineer Guglielmo Marconi applied for the patents for the radio.
Leonard Norcross was granted the first US patent for an underwater diving suit.
