ClearSign Technologies board loses two directors in realignment

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CLEARSIGN COMB (NASDAQ: CLIR) Delayed: 4.07 -0.12 (2.86%)
Previous Close $4.19    52 Week High $6.24 
Open $4.32    52 Week Low $2.68 
Day High $4.32    P/E N/A 
Day Low $4.07    EPS $-0.60 
Volume 6,575