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Filing metadata

Accession number: 0001144204-12-029948
Form type: Form 4
Filer: CLEARSIGN COMBUSTION CORP
CIK: CIK 1434524
Filed: May 16, 2012
Reporting period: May 15, 2012
Description: Insider transaction

Documents

0001144204-12-029948-index.htm

Complete submission

0001144204-12-029948.txt

directory listing

Filed by

CLEARSIGN COMBUSTION CORP