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Filing metadata

Accession number: 0001181431-12-007314
Form type: Form 4
Filer: BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST
CIK: CIK 1137392
Filed: Feb 09, 2012
Reporting period: Jan 31, 2012
Description: Insider transaction

Documents

0001181431-12-007314-index.htm

Complete submission

0001181431-12-007314.txt

directory listing

Filed by

BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST