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Tue, 04.16.1968

The Exhaust Purifier is Patented by a Black Man

Blueprint (copy)

On this date in 1968, Rufus Stokes patented an Exhaust Purifier.

This African American inventor filed for patent #3,378,241 two years earlier.
At the time he was working at R.S. Engineering Company, Inc., Chicago, Ill.

Reference:

Thoughtco.com

Created Equal The Lives and Ideas of Black American Innovators
By James Michael Brodie
Copyright 1993, by Bill Adler Books, Inc.
William Morrow and Co. Inc., New York
ISBN 0-688-11536-5

Global Black Inventor.com

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