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Filing metadata

Accession number: 0001550549-12-000001
Form type: Form 3
Filer: NL INDUSTRIES INC
CIK: CIK 72162
Filed: May 22, 2012
Reporting period: May 16, 2012
Description: Initial ownership

Documents

0001550549-12-000001-index.htm

Complete submission

0001550549-12-000001.txt

directory listing

Filed by

NL INDUSTRIES INC