Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0000950172-04-000420
Filing Date
2004-02-13
Accepted
2004-02-13 15:14:46
Documents
2
Group Members
RAG AKTIENGENSELLSCHAFTSTEAG AG

Document Format Files

Seq Description Document Type Size
1 was5121.txt SC 13D/A 25703
3 EXHIBIT 11 was5121-ex11.txt EX-99 2179
  Complete submission text file 0000950172-04-000420.txt   29784
Mailing Address
Business Address 2800 BAYVIEW DR FREMONT CA 94538 5106575900
MATTSON TECHNOLOGY INC (Subject) CIK: 0000928421 (see all company filings)

EIN.: 770208119 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-46189 | Film No.: 04598319
SIC: 3559 Special Industry Machinery, NEC

Mailing Address
Business Address RUTTENSCHEIDER STRASSE 1-3 ESSEN 2M 45128 4152686203
STEAG ELECTRONIC SYSTEMS AG (Filed by) CIK: 0001077320 (see all company filings)