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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000943152-97-000318
Filing Date
1997-03-12
Accepted
1997-03-12 00:00:00
Documents
1
SROs
NYSE

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13/A SC 13G/A 9190
  Complete submission text file 0000943152-97-000318.txt   11066
Mailing Address
Business Address 65 GROVE ST WATERTOWN MA 02172 6179262500
IONICS INC (Subject) CIK: 0000052466 (see all company filings)

IRS No.: 042068530 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-11045 | Film No.: 97555153
SIC: 3559 Special Industry Machinery, NEC

Mailing Address
Business Address 1255 DRUMMERS LANE STE 300 WAYNE PA 19087 6103419000
PILGRIM BAXTER & ASSOCIATES LTD /DE/ /ADV (Filed by) CIK: 0000943152 (see all company filings)

IRS No.: 232797802 | State of Incorp.: DE | Fiscal Year End: 1231