Filing

SC 13G

SC 13G

0000766524-97-000136·ION GEOPHYSICAL CORP

Filing metadata

Accession number: 0000766524-97-000136
Form type: SC 13G
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: Jan 30, 1997
Reporting period: —
Description: Passive 5%+ stake

Documents

0000766524-97-000136-index.htm

Complete submission

0000766524-97-000136.txt

directory listing

Filed by

ION GEOPHYSICAL CORP