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First Patented Lubrication Device

Credit: Sketch by Elijah McCoy
article: Black History Month: Elijah McCoy 		Other images from this article
Elijah McCoy An Older Elijah McCoy A Patented Lubrication Device by McCoy McCoy Memorial Plaque in Detroit, Michigan First Patented Lubrication Device
First Patented Lubrication Device, Sketch by Elijah McCoy