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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001172661-09-000381
Filing Date
2009-02-17
Accepted
2009-02-17 16:25:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G HOLDINGS REPORT nwpx123108.txt SC 13G 5608
  Complete submission text file 0001172661-09-000381.txt   7813
Mailing Address 301 BATTERY STREET SUITE 400 SAN FRANCISCO CA 94111
Business Address 301 BATTERY STREET SUITE 400 SAN FRANCISCO CA 94111 4159816911
WENTWORTH HAUSER & VIOLICH (Filed by) CIK: 0000105692 (see all company filings)

IRS No.: 911631301 | State of Incorp.: WA | Fiscal Year End: 1231
Type: SC 13G

Mailing Address 12005 N BURGARD P O BOX 83149 PORTLAND OR 97203
Business Address 12005 N BURGARD P O BOX 83149 PORTLAND OR 97203 5032851400
NORTHWEST PIPE CO (Subject) CIK: 0001001385 (see all company filings)

IRS No.: 930557988 | State of Incorp.: OR | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-44989 | Film No.: 09614216
SIC: 3317 Steel Pipe & Tubes