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Filing metadata

Accession number: 0001526513-12-000020
Form type: Form 4
Filer: NORTHERN TECHNOLOGIES INTERNATIONAL CORP
CIK: CIK 875582
Filed: Nov 19, 2012
Reporting period: Aug 31, 2012
Description: Insider transaction

Documents

0001526513-12-000020-index.htm

Complete submission

0001526513-12-000020.txt

directory listing

Filed by

NORTHERN TECHNOLOGIES INTERNATIONAL CORP