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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000052466-03-000026
Filing Date
2003-05-09
Accepted
2003-05-09 09:30:46
Documents
1
Period of Report
2003-05-07

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_doc.html 4  
1 PRIMARY DOCUMENT primary_doc.xml 4 5212
  Complete submission text file 0000052466-03-000026.txt   6855
Mailing Address
Business Address 65 GROVE ST WATERTOWN MA 02172 6179262500
IONICS INC (Issuer) CIK: 0000052466 (see all company filings)

IRS No.: 042068530 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 3559 Special Industry Machinery, NEC

Mailing Address
Business Address C/O MASSACHUSETTS INSTITUTE 77 MASSACHUSETTS AVE. CAMBRIDGE MA 02139-4307 6172532126
WANG DANIEL I C (Reporting) CIK: 0001162750 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-07211 | Film No.: 03689116