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ClearSign Combustion Corp. (CLIR) CEO Stephen Pirnat on Q1 2018 Results - Earnings Call Transcript [Seeking Alpha]

ClearSign Technologies Corporation  (CLIR) 
US:NASDAQ Investor Relations: clearsign.com/investors
PDF ClearSign Combustion Corp. (NASDAQ: CLIR ) Q1 2018 Earnings Conference Call May 23, 2018 4:30 PM ET Executives Louis Basenese - VP, Corporate Communications [Read more]