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Tue, 07.12.1949

A Mobile Refrigeration Unit is Patented by a Black Man

On this date in 1949, one of the first mobile refrigeration units in the United States was patented by a Black man.  

Frederick M. Jones’ designs for mobile refrigeration units positively impacted many industries, his patent number was # 2475,841.

Reference:

Black Inventors and Inventions.com

USPO.gov

Subject:
Business

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