Tag Archives: Patented

Meet Isaac R. Johnson, Black Man Who Invented And Patented The Dismountable Bicycle Frame

Meet Isaac R. Johnson, Black Man Who Created And Patented The Foldable Bicycle Frame

It was difficult for an African American to patent an invention, especially in the late 1800s. On October 10, 1899, Isaac R. Johnson overcame this challenge by patenting the bicycle frame. Isaac R. Johnson was born sometime in 1812 in New York. While he was not the first to invent …

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