SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000769993-10-000113
Form type: SC 13G
Filer: AMTECH SYSTEMS INC
CIK: CIK 720500
Filed: Feb 12, 2010
Reporting period: —
Description: Passive 5%+ stake

Documents

0000769993-10-000113-index.htm

Complete submission

0000769993-10-000113.txt

directory listing

Filed by

AMTECH SYSTEMS INC