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September 01, 2020 1:37pm
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St. Louis Character: How Allen Coggins went from tinkerer to inventor of new furnace technology

After a lifetime of tinkering around to figure out how to make things work better, Allen Coggins began to notice how older fellow union HVAC tradesmen limped with injuries after a lifetime of carrying heavy furnaces up and down stairs. He spent years developing a better furnace.
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