Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-98-000545
Filing Date
1998-02-11
Accepted
1998-02-11 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 13G FILING SC 13G/A 7406
  Complete submission text file 0000902219-98-000545.txt   9485
Mailing Address PO BOX 770 NORCROSS GA 30091-7700
Business Address PO BOX 7700 TECHNOLOGY PARK/ATLANTA NORCROSS GA 30091-7700 4042639200
ELECTROMAGNETIC SCIENCES INC (Subject) CIK: 0000032198 (see all company filings)

EIN.: 581035424 | State of Incorp.: GA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-31374 | Film No.: 98530102
SIC: 3663 Radio & Tv Broadcasting & Communications Equipment

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

EIN.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 0000