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Filing metadata

Accession number: 0001181431-12-046906
Form type: Form 4
Filer: BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST
CIK: CIK 1137392
Filed: Aug 22, 2012
Reporting period: Aug 21, 2012
Description: Insider transaction

Documents

0001181431-12-046906-index.htm

Complete submission

0001181431-12-046906.txt

directory listing

Filed by

BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST