Hugh Jones and Dr. Folke Becker with an anti-pollution device in the trunk of a car parked off 9th Avenue South in downtown Birmingham, Alabama.
The patent that Jones and Becker filed was for a "process and apparatus for reducing air pollution from internal combustion engines."
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| Format: | Electronic |
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Alabama Department of Archives and History
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| Online Access: | http://cdm17217.contentdm.oclc.org/cdm/ref/collection/amg/id/112640 |