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Home / HECLA MINING CO/DE/ / Filings / SC 13G/A

SC 13G/A

HECLA MINING 13G 12.31.11

Company: HECLA MINING CO/DE/
Filed: February 14, 2012
Accession Number: 0000869178-12-000022

View Document ↗ View on SEC.gov ↗

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