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Filing metadata

Accession number: 0001140361-13-004421
Form type: Form 5
Filer: NORTHWEST NATURAL GAS CO
CIK: CIK 73020
Filed: Feb 04, 2013
Reporting period: Dec 31, 2012
Description: Annual insider statement

Documents

0001140361-13-004421-index.htm

Complete submission

0001140361-13-004421.txt

directory listing

Filed by

NORTHWEST NATURAL GAS CO