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Filing metadata

Accession number: 0001140361-13-011107
Form type: Form 3
Filer: NORTHWEST NATURAL GAS CO
CIK: CIK 73020
Filed: Mar 06, 2013
Reporting period: Feb 28, 2013
Description: Initial ownership

Documents

0001140361-13-011107-index.htm

Complete submission

0001140361-13-011107.txt

directory listing

Filed by

NORTHWEST NATURAL GAS CO