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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-08-000951
Filing Date
2008-02-14
Accepted
2008-02-14 12:09:53
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC FILING sec_filing.htm SC 13G/A 17701
  Complete submission text file 0000902219-08-000951.txt   19879
Mailing Address 8550 MOSLEY DRIVE P O BOX 12818 8550 MOSLEY DRIVE P O BOX 12818 HOUSTON TX 77075
Business Address 8550 MOSLEY DR POST OFFICE BOX 12818 HOUSTON TX 77075 7139446900
POWELL INDUSTRIES INC (Subject) CIK: 0000080420 (see all company filings)

IRS No.: 880106100 | State of Incorp.: NV | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-43757 | Film No.: 08610992
SIC: 3613 Switchgear & Switchboard Apparatus

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)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000