SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000080255-13-000243
Form type: SC 13G
Filer: BTU INTERNATIONAL INC
CIK: CIK 840883
Filed: Feb 08, 2013
Reporting period: Dec 31, 2012
Description: Passive 5%+ stake

Documents

0000080255-13-000243-index.htm

Complete submission

0000080255-13-000243.txt

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Filed by

BTU INTERNATIONAL INC