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Filing metadata

Accession number: 0001209191-11-042787
Form type: Form 4
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: Aug 08, 2011
Reporting period: Aug 08, 2011
Description: Insider transaction

Documents

0001209191-11-042787-index.htm

Complete submission

0001209191-11-042787.txt

directory listing

Filed by

ION GEOPHYSICAL CORP