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Filing metadata

Accession number: 0001140361-13-010031
Form type: Form 4
Filer: NORTHWEST NATURAL GAS CO
CIK: CIK 73020
Filed: Mar 01, 2013
Reporting period: Feb 27, 2013
Description: Insider transaction

Documents

0001140361-13-010031-index.htm

Complete submission

0001140361-13-010031.txt

directory listing

Filed by

NORTHWEST NATURAL GAS CO