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Filing metadata

Accession number: 0000807985-12-000033
Form type: Form 3
Filer: MARTIN MARIETTA MATERIALS INC
CIK: CIK 916076
Filed: May 25, 2012
Reporting period: May 18, 2012
Description: Initial ownership

Documents

0000807985-12-000033-index.htm

Complete submission

0000807985-12-000033.txt

directory listing

Filed by

MARTIN MARIETTA MATERIALS INC