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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000898430-03-001349
Filing Date
2003-02-12
Accepted
2003-02-12 16:22:03
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A rrd933.htm SC 13G/A 82917
  Complete submission text file 0000898430-03-001349.txt   84964
Mailing Address 1299 OCEAN AVENUE 11TH FLOOR SANTA MONICA CA 90401
Business Address 1299 OCEAN AVE 11TH FLOOR SANTA MONICA CA 90401 3103958005
DIMENSIONAL FUND ADVISORS INC (Filed by) CIK: 0000354204 (see all company filings)

IRS No.: 22370029 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 0000

Mailing Address 4700 SUPERIOR ST LINCOLN NE 68504
Business Address 4700 SUPERIOR ST LINCOLN NE 68504 4024640231
ISCO INC (Subject) CIK: 0000773730 (see all company filings)

IRS No.: 470461807 | State of Incorp.: NE | Fiscal Year End: 0730
Type: SC 13G/A | Act: 34 | File No.: 005-37210 | Film No.: 03554821
SIC: 3823 Industrial Instruments For Measurement, Display, and Control