Filing

SC 13G

SC 13G

0000068100-99-000435·ION GEOPHYSICAL CORP

Filing metadata

Accession number: 0000068100-99-000435
Form type: SC 13G
Filer: ION GEOPHYSICAL CORP
CIK: CIK 866609
Filed: Nov 10, 1999
Reporting period: —
Description: Passive 5%+ stake

Documents

0000068100-99-000435-index.htm

Complete submission

0000068100-99-000435.txt

directory listing

Filed by

ION GEOPHYSICAL CORP