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Vitrified Tiles Manufacturing Process Pdf Binq Mining

fication (sic) system. naics is in the process of being adopted in the united states, canada, and mexico. most economic census reports cover one of the following naics sectors 21 mining 22 utilities 23 construction 31-33 manufacturing 42 wholesale trade 44-45 retail trade 48-49 transportation and warehousing 51 information 52 finance and insurance.

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