SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000906304-11-000383
Form type: SC 13G
Filer: BTU INTERNATIONAL INC
CIK: CIK 840883
Filed: Jun 06, 2011
Reporting period: —
Description: Passive 5%+ stake

Documents

0000906304-11-000383-index.htm

Complete submission

0000906304-11-000383.txt

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Filed by

BTU INTERNATIONAL INC