Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000884306-04-000036
Filing Date
2004-02-02
Accepted
2004-02-02 15:32:59
Documents
1

Document Format Files

Seq Description Document Type Size
1 zigo13g-0202.htm SC 13G/A 11609
  Complete submission text file 0000884306-04-000036.txt   13544
Mailing Address LAUREL BROOK ROAD MIDDLEFIELD CT 06455
Business Address LAUREL BROOK RD MIDDLEFIELD CT 06455 8603478506
ZYGO CORP (Subject) CIK: 0000730716 (see all company filings)

EIN.: 060864500 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-36073 | Film No.: 04559131
SIC: 3827 Optical Instruments & Lenses

Mailing Address 7701 FRANCE AVENUE SOUTH STE 500 EDINA MN 55435
Business Address 7701 FRANCE AVENUE SOUTH STE 500 EDINA MN 55435 6128410400
KOPP INVESTMENT ADVISORS INC (Filed by) CIK: 0000884306 (see all company filings)

EIN.: 411663810 | State of Incorp.: MN | Fiscal Year End: 1231