SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0001193125-12-031802
Form type: SC 13G
Filer: BISON INSTRUMENTS INC
CIK: CIK 1093683
Filed: Jan 31, 2012
Reporting period: Dec 30, 2011
Description: Passive 5%+ stake

Documents

0001193125-12-031802-index.htm

Complete submission

0001193125-12-031802.txt

directory listing

Filed by

BISON INSTRUMENTS INC